There _______be anyone in the classroom. I was the last one to leave and I locked the door.
| A．must | B．can | C．might | D．can’t |
— Did the young man climb to the top of the mountain in the end?
— Yes. But without his friends’ help, he couldn’t do that by ______.
| A．himself | B．herself |
| C．yourself | D．themselves |
Xi’an is ancient city with long history.
| A．a; a | B．an; a |
| C．the; an | D．/; the |
— Sarah, you are going to Ireland to celebrate St. Patrick’s Day, ______ you?
— Yes, I’m going to celebrate it with my cousins.
| A．are | B．aren’t |
| C．will | D．won’t |
—We really shouldn’t use plastic bags any more when shopping.
—_____ It’s important to protect our environment.
| A．So do I. | B．With pleasure. |
| C．That’s OK. | D．So it is. |
_____he is very tired , _____he still goes on working.
| A．Although, but | B．But, although |
| C．Although, / | D．But, / |