When ___you _____ your breakfast this morning? At 6.00.
| A．have, had | B．did, have | C．are, have | D．has, had |
I’m sorry you’ve missed the train. It _______ 10 minutes ago.
| A．has left | B．had left | C．left | D．has been away |
Her uncle _________ to the factory .He will be back __________ an hour .
| A．has gone, after | B．has been, in |
| C．has gone, in | D．has been, after |
--- It’s difficult for the village children to cross the river for school.
--- I think a bridge _______ over the river.
| A．should be built | B．is being built | C．has been built | D．was built |
After I ______ my homework, I went out to an aquarium.
| A．was doing | B．did | C．does | D．would do |
—Have you ever been to Shanghai, Mary?
—Yes. I ______ there for three days with my parents last year.
| A．have gone | B．have been | C．went | D．was |
---Excuse me. You shouldn’t smoke here. Look at the sign “NO SMOKING HERE”.
--Sorry, I ________ it just now.
| A．doesn’t see | B．haven’t seen | C．didn’t see | D．hadn’t seen |
What_____just now?
| A．did he happen | B．did happen to him |
| C．happen to him | D．happened to him |
---I called you yesterday evening, but there was no answer.
----- Oh, I’m sorry. I _____ dinner at a restaurant at that time.
| A．have | B．had | C．was having | D．have had |
------- _______ you _______ the book ______ to the library yet.
------ Yes. I have.
| A．Have ，returned，/ |
| B．Have， returned， back |
| C．Did return ，/ |
| D．Did， return，back |
Mr. and Mrs. Black ______ back _________.
| A．hasn’t come, yet |
| B．haven’t come , yet |
| C．haven’t come， already |
| D．hasn’t come , already |
——Why is the classroom so dirty?
——Sorry, Sir. It _____ yesterday. We forgot to do it.
| A．doesn't clean | B．didn't clean | C．isn't cleaned | D．wasn't cleaned |
I called Mary many times yesterday evening. But I couldn’t get through. Her brother _____ on the phone all the time.
| A．talked | B．had talked | C．has talked | D．was talking |
There will _________ robots in people’s homes.
| A．be | B．are | C．have | D．has |
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