一眨眼學位英語即將開考！（我的內(nèi)心是拒絕的）然而，自己選擇的路，跪著也要走完……在考前更后十天里，趙老師將為大家每天講解語法/閱讀沖刺答題技巧，并附有老師每日語音教學（關注微信即可聽講），想拿高分的考生們快來跟隨老師一起沖刺吧！

　　今日話題：情態(tài)動詞的答題技巧，快來關注趙文通老師微信跟隨老師一起邊聽邊學吧！>>>

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答題小技巧>>>

如果選項中出現(xiàn)“情態(tài)動詞＋完成時”，這個選項一般說來是正確答案。

答題技巧應用>>>

1. Nobody knows how people first came to these islands. They ____ from South America on rafts.

A. must have sailed

B. can sail

C. might have sailed

D. should have sailed

2. Mary was not in her bedroom yesterday afternoon. She ____ in her classroom.

A. should have been

B. must have been

C. must be

D. should be

3. Bob said he was going to join our club but he didn't. He ____ his mind.

A. can't have changed

B. wouldn't have changed

C. must have changed

D. shouldn't have changed

4. You____ to town to see the film yesterday. It will be on TV tonight.

A. needn't go

B. had better not go

C. should not go

D. needn't have gone

5. We____ the letter yesterday, but it didn't arrive.

A. must receive

B. ought to receive

C. must have received

D. ought to have received

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