用所给动词的适当形式填空
－Listen! What ________ they ________ (do) ?
－They ________ (sing) songs．
－Then what ________ they ________ (do) this afternoon?
－They ________ (buy) something for Mr.Li．
There ________ (be) a meeting in our school tomorrow afternoon．
________ they ________ (go) fishing next Saturday?
The boy ________ (be) an actor when he grows up．
－What ________ you ________ (do) tomorrow?
－I ________ (see) Uncle Wang．
用所给单词的适当形式填空
Several ________ (foreign) came to visit our school last week．
They have invited a ________ (science) to give them a speech on space．
Do you want to be a computer ________ (program) ?
The bus ________ (drive) saved a lot of people in the accident．
Li Na is an outstanding tennis ________ (play)．