【单选题】
I used to ( ) if I didnt get at least six hours sleep at night.
【单选题】
Of the six people in the plane when it crashed, only one _____ . Everyone else died.
【单选题】
The sports meeting was put off till the next week ______ rain.
【单选题】
All the mobile phones must______ before the meeting starts.
【单选题】
Sorry, I must be leaving now, because there’s a meeting.
②
Yes, you can leave if you like
③
Do you really have to go? Couldn’t you at least stay for another cup of tea?
④
Oh, no. I don’t understand
【单选题】
T、P、O、R原则,其中的O指的是( )。
【单选题】
Evidence came up ____ specific sounds are recognized by babies as young as six months old.
【单选题】
Nobody can remember details about the fire. It _______at least six years ago.
【单选题】
It has been proposed that we ____ our decision until the next meeting.
【单选题】
It has been proposed that we _____our decision until the next meeting.