Bob would have helped us yesterday, but he ________.
A．was busyB．is busy
C．had been busyD．will be busy
A
　A　[前句表示對(duì)過(guò)去的虛擬，而but之后表示過(guò)去的客觀事實(shí)，故用一般過(guò)去時(shí)態(tài)。]
練習(xí)冊(cè)系列答案
相關(guān)習(xí)題

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

---Can you tell me by whom the speech          next Friday?
---Mr. Green, our geography teacher.
A．is givenB．be given
C．will giveD．will be given

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

 Although all of the apples _______, none of them _______ good.
A．have tasted; tasteB．have been tasted; are tasted
C．have been tasted; tasteD．have tasted; are tasted

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

--- Sorry, I’m late.
--- That’s OK. I ___________ long.
A．haven’t waitedB．don’t wait
C．haven’t been waitingD．didn’t wait

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

Sofia looked around at all the faces: she had the impression that she _____ most of the guests before.
A．has seenB．had seenC．sawD．would see

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：完形填空

—Sorry, I have to ring ________ now. It's time for class.
—OK, I'll call back later.

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

Mother wanted to be a good provider, a role she ________ since her marriage to
Father.
A．shouldersB．shouldered
C．is shoulderingD．has been shouldering

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

You can't ________ being punished if you break the law.
A．a(chǎn)voidedB．escape
C．escape fromD．flee

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題


We’ll have to find someone to have a look at the door. It won’t _________.
A．shutB．be shutC．be shuttingD．shutting

查看答案和解析>>

同步練習(xí)冊(cè)答案