— ________you read the story?
—Yes. I_____________it at school.
| A．Have;read | B．Did;read | C．Have;haveread | D．Did;haveread |
Bob, along with several of his friends, ______to the art show, but sadly, they didn’t sell any of their paintings.
| A．has invited | B．had invited |
| C．was invited | D．were invited |
Crusoe’s dog became ill and died, ______made him very lonely.
| A．this | B．that | C．which | D．as |
It’s a fine day. Let’s go fishing, ________?
| A．won’t you | B．will you |
| C．don’t we | D．shall we |
No one knows what effects the GM material might have ________the food chain.
| A．on | B．for | C．to | D．with |
If you get the job, ________yourself to it and you will be rewarded.
| A．devoting | B．devoted |
| C．to devote | D．devote |