锟斤拷锟斤拷通锟阶侊拷锟絭锟斤拷锟斤拷锟接碉拷锟侥傦拷锟斤拷锟街匡拷锟斤拷锟斤拷锟斤拷锟絶锟斤拷锟戒當(d锟斤拷ng)锟斤拷锟侥傦拷锟斤拷锟街就匡拷锟斤拷變锟斤拷锟斤拷锟斤拷(y锟斤拷ng)锟斤拷锟斤拷锟絶锟皆從句，锟斤拷锟斤拷锟斤拷锟絶锟皆從撅拷桶锟斤拷锟斤拷锟斤拷锟斤拷Z锟侥撅拷锟斤拷锟絜锟絑锟侥撅拷锟斤拷锟斤拷锟絑锟侥撅拷锟斤拷

锟斤拷锟斤拷1锟斤拷锟絶锟皆從撅拷知锟絉锟絚锟斤拷锟結(ji锟斤拷)

锟斤拷锟斤拷锟斤拷锟斤拷(d锟斤拷o)锟斤拷锟絶锟皆從撅拷锟斤拷B锟斤拷锟絶

锟斤拷锟斤拷锟斤拷锟斤拷(d锟斤拷o)锟斤拷锟絶锟皆從撅拷锟斤拷B锟斤拷锟絶锟缴分烇拷锟斤拷類ｏ拷

锟斤拷锟斤拷锟紹锟斤拷锟絶锟斤拷that,whether,if 锟斤拷锟戒當(d锟斤拷ng)锟侥撅拷锟斤拷魏纬煞锟�)

锟斤拷锟斤拷锟紹锟接达拷锟絶锟斤拷what, whatever, who, whoever, whom,

锟斤拷锟斤拷whose, which.

锟斤拷锟斤拷锟紹锟接革拷锟絶锟斤拷when, where, how, why

锟斤拷锟斤拷锟斤拷锟斤拷省锟皆碉拷锟紹锟絶锟斤拷

锟斤拷锟斤拷1. 锟斤拷锟絶锟斤拷锟斤拷B锟絶

锟斤拷锟斤拷2. 锟斤拷锟斤拷(d锟斤拷o)锟斤拷锟絑锟侥撅拷锟酵�位锟絑锟侥撅拷锟斤拷B锟絶锟斤拷锟斤拷省锟斤拷锟斤拷

锟斤拷锟斤拷That she was chosen made us very happy.

锟斤拷锟斤拷We heard the news that our team had won.

锟斤拷锟斤拷锟斤拷锟絕锟斤拷whether锟絚if 锟斤拷锟斤拷"锟角凤拷"锟斤拷锟斤拷思锟斤拷 锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷r锟斤拷锟斤拷whether 锟斤拷锟杰憋拷if 取锟斤拷锟斤拷

锟斤拷锟斤拷1. whether锟斤拷锟斤拷(d锟斤拷o)锟斤拷锟絑锟侥句并锟节撅拷锟斤拷

锟斤拷锟斤拷2. 锟斤拷锟斤拷(d锟斤拷o)锟斤拷锟絑锟侥撅拷

锟斤拷锟斤拷3. whether锟侥撅拷锟斤拷锟斤拷锟絶锟絜锟絑

锟斤拷锟斤拷4. 锟侥撅拷锟斤拷锟�"or not"

锟斤拷锟斤拷Whether he will come is not clear.

锟斤拷锟斤拷锟襟部凤拷锟紹锟斤拷锟絶锟斤拷锟斤拷(d锟斤拷o)锟斤拷锟斤拷锟絑锟侥句都锟斤拷锟斤拷锟斤拷锟节撅拷末锟斤拷锟斤拷 it锟戒當(d锟斤拷ng)锟斤拷式锟斤拷锟絑锟斤拷

锟斤拷锟斤拷It is not important who will go.

锟斤拷锟斤拷It is still unknown which team will win the match.

锟斤拷锟斤拷锟斤拷锟絶锟斤拷that-锟侥撅拷

锟斤拷锟斤拷1)锟缴從岋拷锟紹锟絶that锟斤拷锟斤拷(d锟斤拷o)锟侥從撅拷锟斤拷锟斤拷锟斤拷~锟斤拷that-锟侥撅拷锟斤拷 That只锟斤拷锟紹锟斤拷锟斤拷锟斤拷蛷木锟斤拷锟斤拷锟斤拷锟斤拷锟节從撅拷锟叫诧拷锟斤拷(d锟斤拷n)锟斤拷锟轿何成凤拷锟斤拷锟斤拷锟斤拷也锟絔锟斤拷锟絶锟絰锟斤拷锟斤拷锟絶锟斤拷that-锟侥撅拷锟节撅拷锟斤拷锟杰充當(d锟斤拷ng)锟斤拷 锟絑锟斤拷锟絜锟絑锟斤拷锟斤拷锟絑锟斤拷同位锟絑锟斤拷锟斤拷锟斤拷锟絶锟絜锟絑锟斤拷锟斤拷锟界：

锟斤拷锟斤拷锟斤拷锟絑锟斤拷That he is still alive is sheer luck. 锟斤拷還锟斤拷锟斤拷全锟斤拷锟絓锟解。

锟斤拷锟斤拷锟絜锟絑锟斤拷John said that he was leaving for London on Wednesday.锟絪锟斤拷锟絝锟斤拷锟斤拷锟斤拷锟斤拷要锟斤拷锟斤拷锟斤拷去锟斤拷

锟斤拷锟斤拷锟斤拷锟絑锟斤拷The fact is that he has not been seen recently.锟铰岋拷锟角斤拷锟斤拷锟絣也锟絔锟斤拷見锟絕锟斤拷锟斤拷

锟斤拷锟斤拷同位锟絑锟斤拷The fact that he has not been seen recently disturbs everyone in his office.

锟斤拷锟斤拷锟斤拷锟斤拷锟絣也锟絔锟斤拷見锟絕锟斤拷锟斤拷锟紷一锟铰岋拷锟斤拷锟絢锟斤拷锟斤拷锟斤拷锟叫碉拷锟剿诧拷锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷锟絶锟絜锟絑锟斤拷I am glad that you are satisfied with your job.

锟斤拷锟斤拷锟姐對锟斤拷锟斤拷锟組锟斤拷锟揭感碉拷锟杰革拷锟絛锟斤拷

锟斤拷锟斤拷2)That-锟侥撅拷锟斤拷锟斤拷锟絑通锟斤拷锟斤拷it锟斤拷锟斤拷锟斤拷锟絶锟斤拷锟斤拷锟斤拷that-锟侥撅拷锟斤拷锟节撅拷末锟斤拷锟斤拷锟界：

锟斤拷锟斤拷It is quite clear that the whole project is doomed to failure.锟斤拷锟斤拷锟�锟斤拷锟斤拷锟斤拷計锟斤拷注锟斤拷要失锟斤拷锟斤拷

锟斤拷锟斤拷It's a pity that you should have to leave.锟斤拷锟斤拷卟锟斤拷锟斤拷锟斤拷羌锟斤拷锟斤拷锟�锟斤拷

锟斤拷锟斤拷锟斤拷it锟斤拷锟斤拷式锟斤拷锟絑锟斤拷that-锟侥撅拷锟斤拷锟斤拷锟斤拷锟侥種锟斤拷同锟侥达拷锟斤拷锟絇(gu锟斤拷n)系锟斤拷

锟斤拷锟斤拷a. It + be +锟斤拷锟斤拷锟絶+ that-锟侥撅拷

锟斤拷锟斤拷It is necessary that… 锟叫憋拷要……

锟斤拷锟斤拷It is important that… 锟斤拷要锟斤拷锟斤拷……

锟斤拷锟斤拷It is obvious that… 锟斤拷锟斤拷锟紷……

锟斤拷锟斤拷b. It + be + -ed 锟斤拷锟絶+ that-锟侥撅拷

锟斤拷锟斤拷It is believed that…锟剿傦拷锟斤拷锟斤拷……

锟斤拷锟斤拷It is known to all that…锟斤拷锟斤拷锟斤拷知……

锟斤拷锟斤拷It has been decided that… 锟窖決锟斤拷……

锟斤拷锟斤拷c. It + be +锟斤拷锟絶+ that-锟侥撅拷

锟斤拷锟斤拷It is common knowledge that… ……锟角筹拷锟絉

锟斤拷锟斤拷It is a surprise that… 锟斤拷锟斤拷锟紷锟斤拷锟斤拷锟�……

锟斤拷锟斤拷It is a fact that… 锟铰岋拷锟斤拷……

锟斤拷锟斤拷d. It +锟斤拷锟斤拷锟斤拷锟斤拷~+ that-锟街撅拷

锟斤拷锟斤拷It appears that…锟狡猴拷……

锟斤拷锟斤拷It happens that…锟斤拷锟斤拷……

锟斤拷锟斤拷It occurred to me that… 锟斤拷突然锟斤拷锟斤拷……

锟斤拷锟斤拷锟斤拷锟絶锟斤拷wh-锟侥撅拷

锟斤拷锟斤拷1)锟斤拷wh-锟絶锟斤拷锟斤拷(d锟斤拷o)锟斤拷锟斤拷锟絶锟侥撅拷锟斤拷锟斤拷锟斤拷~锟斤拷wh-锟侥撅拷锟斤拷Wh-锟絶锟斤拷锟斤拷who, whom,. whose, whoever, what, whatever, which, whichever锟斤拷锟紹锟接达拷锟絶锟斤拷where, when, how, why锟斤拷锟紹锟接革拷锟絶锟斤拷Wh-锟侥撅拷锟斤拷Z锟斤拷锟斤拷锟杰筹拷锟剿猴拷that-锟侥撅拷一锟斤拷锟斤拷锟斤拷還锟缴充當(d锟斤拷ng)锟斤拷锟絶锟絜锟絑锟斤拷锟絜锟絑锟絘锟絑锟斤拷锟絞锟斤拷锟絜锟絑锟斤拷锟斤拷锟斤拷锟界：

锟斤拷锟斤拷锟斤拷锟絑锟斤拷 How the book will sell depends on its author.锟斤拷锟絅锟斤拷锟斤拷锟饺★拷Q锟斤拷锟斤拷锟竭憋拷锟剿★拷

锟斤拷锟斤拷直锟斤拷锟絜锟絑锟斤拷In one's own home one can do what one likes.锟斤拷锟皆硷拷锟斤拷锟斤拷锟斤拷锟斤拷S锟斤拷锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷锟絞锟斤拷锟絜锟絑锟斤拷The club will give whoever wins a prize.

锟斤拷锟斤拷锟姐樂锟斤拷锟斤拷锟給锟矫勶拷锟斤拷锟絆(sh锟斤拷)锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷锟絑锟斤拷 My question is who will take over president of the Foundation.锟揭的嗭拷锟絵锟斤拷锟絣锟斤拷锟斤拷锟斤拷該锟斤拷锟斤拷锟斤拷锟较�職位锟斤拷

锟斤拷锟斤拷锟絜锟絑锟絘锟斤拷锟絑锟斤拷She will name him whatever she wants to. 锟斤拷锟斤拷锟絛锟給锟斤拷锟斤拷什么锟斤拷锟街撅拷取什么锟斤拷锟街★拷

锟斤拷锟斤拷同位锟絑锟斤拷I have no idea when he will return.

锟斤拷锟斤拷锟揭诧拷知锟斤拷锟斤拷什么锟絩锟斤拷貋锟�锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷锟絶锟絜锟絑锟斤拷I'm not sure why she refused their invitation. 锟斤拷锟叫诧拷锟杰肯讹拷锟斤拷锟斤拷什么锟杰絕锟斤拷锟斤拷锟斤拷锟斤拷請锟斤拷

锟斤拷锟斤拷锟斤拷锟絶锟絜锟絑锟斤拷That depends on where we shall go.

锟斤拷锟斤拷锟斤拷取锟絈锟斤拷锟揭傦拷?n锟斤拷i)锟斤拷膬锟斤拷?br />
锟斤拷锟斤拷2)Wh-锟侥撅拷锟斤拷锟斤拷锟絑也锟斤拷锟斤拷锟斤拷锟斤拷锟絶it锟斤拷锟斤拷式锟斤拷锟絑锟斤拷锟斤拷锟斤拷wh-锟侥撅拷锟斤拷锟节撅拷末锟斤拷锟斤拷锟界：

锟斤拷锟斤拷It is not yet decided who will do that job.

锟斤拷锟斤拷還锟絔锟絈锟斤拷锟絣锟斤拷锟紷項癸拷锟斤拷锟斤拷

锟斤拷锟斤拷It remains unknown when they are going to get married. 锟斤拷锟斤拷锟轿時锟結(ji锟斤拷)锟斤拷锟斤拷然锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷if, whether锟斤拷锟斤拷(d锟斤拷o)锟斤拷锟斤拷锟絶锟侥撅拷

锟斤拷锟斤拷1)yes-no锟斤拷锟缴嗭拷锟侥撅拷

锟斤拷锟斤拷锟侥岋拷锟紹锟絶if, whether锟斤拷锟斤拷(d锟斤拷o)锟斤拷锟斤拷锟絶锟侥撅拷锟斤拷锟斤拷一锟斤拷锟缴嗭拷锟斤拷锟斤拷x锟斤拷锟缴嗭拷锟紻(zhu锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟揭诧拷謩e锟斤拷锟絈锟斤拷yes-no锟斤拷锟缴嗭拷锟斤拷木锟斤拷锟絰锟斤拷锟斤拷锟缴嗭拷锟侥撅拷锟斤拷锟戒功锟杰猴拷wh-锟侥撅拷墓锟斤拷锟斤拷锟酵�锟斤拷 锟斤拷锟界：

锟斤拷锟斤拷锟斤拷锟絑锟斤拷Whether the plan is feasible remains to be proved. 锟紷一計锟斤拷锟角凤拷锟斤拷锟竭�锟叫碉拷锟紺锟斤拷锟斤拷

锟斤拷锟斤拷锟絜锟絑锟斤拷Let us know whether / if you can finish the article before Friday.請讓锟揭傦拷知锟斤拷锟斤拷锟角凤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷前锟斤拷锟斤拷锟铰岋拷锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷锟絑锟斤拷The point is whether we should lend him the money.锟斤拷锟絵锟斤拷锟斤拷锟揭傦拷锟角凤拷(y锟斤拷ng)該锟斤拷锟絏锟給锟斤拷锟斤拷

锟斤拷锟斤拷同位锟絑锟斤拷They are investigating the question whether the man is trustworthy.锟斤拷锟斤拷锟絳(di锟斤拷o)锟斤拷锟斤拷锟角凤拷值锟斤拷锟斤拷賴锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷锟絶锟絜锟絑锟斤拷 She's doubtful whether we shall be able to come. 锟斤拷锟斤拷锟斤拷锟揭傦拷锟角凤拷锟杰夛拷前锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷锟絶锟絜锟絑锟斤拷 I worry about whether he can pass through the crisis of his illness.锟揭擄拷(d锟斤拷n)锟斤拷锟斤拷锟角凤拷锟杰讹拷锟絕锟斤拷锟斤拷锟斤拷危锟経锟斤拷锟斤拷

锟斤拷锟斤拷2)锟絰锟斤拷锟斤拷锟缴嗭拷锟侥撅拷

锟斤拷锟斤拷锟絰锟斤拷锟斤拷锟缴嗭拷锟侥撅拷锟斤拷锟絇(gu锟斤拷n)聯(li锟斤拷n)锟絶if/whether…or锟斤拷whethe…or not锟斤拷(g锟斤拷u)锟斤拷锟斤拷锟斤拷锟界：

锟斤拷锟斤拷Please tell me whether / if they are Swedish or Danish. 請锟斤拷锟絍锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟竭�锟角碉拷锟斤拷锟剿★拷

锟斤拷锟斤拷I don't care whether you like the plan or not.锟揭诧拷锟节猴拷锟斤拷锟角凤拷喜锟絞該計锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷锟絇(gu锟斤拷n)锟斤拷锟絔锟斤拷

锟斤拷锟斤拷锟竭匡拷英锟絑知锟絉锟絚锟絉锟斤拷

锟斤拷锟斤拷part of 锟斤拷a part of 锟斤拷什么锟絕(q锟斤拷)锟絜

锟斤拷锟铰高匡拷锟結訊锟斤拷锟竭匡拷锟斤拷锟斤拷锟斤拷锟斤拷前锟绞備、志愿锟斤拷锟�锟斤拷锟饺★拷謹锟�(sh锟斤拷)锟斤拷锟斤拷

锟竭匡拷锟絩锟絞锟斤拷锟斤拷全锟斤拷锟斤拷要锟斤拷(ji锟斤拷)锟絚

锟組锟斤拷"锟竭匡拷锟絎(w锟斤拷ng)"微锟脚癸拷锟斤拷號