--_____ to the United States?
--No, never. But I went to Canada a few years ago.
| A．Have you been | B．Have you gone | C．Did you go | D．Will you go |
The twin sisters have learned a lot ________ they came to China.
| A．when | B．after | C．since | D．as soon as |
If it tomorrow, we to climb mountains.
| A．doesn’t rain; go | B．won’t rain; will go |
| C．won’t rain; go | D．doesn’t rain; will go |
the movie star goes, there are lots of fans waiting to see her.
| A．Whatever | B．However |
| C．Wherever | D．Whoever |
Jim was watching a late night film______ the television went blank.
| A．while | B．since | C．until | D．when |
No matter____, you must keep the school rules.
| A．where are you | B．what do you do |
| C．who are you | D．who you are |