【单选题】
We often compare children ______ flowers.
【单选题】
We often go __________ in the river in summer.
【多选题】
When checking in at the airport,we should
【单选题】
When we drove to the country, we saw many _____.
【单选题】
Young people in China now_______to travel often.
【判断题】
She had her finger cut when she is paper-cutting.
【单选题】
We often hear students ______ English at school.
【单选题】
___ is often the case, we have worked out the production plan.
【单选题】
When I get to the top of the building, the sun [填空].
【单选题】
There are many people ___ only on-line activity is sending and receiving e-mails.