相关试题
—How many _____ are there in your class?
—About 63.
| A．childs | B．childrens |
| C．children | D．child |
The sign 
means “ _____.”
| A．No parking | B．No U-turn |
| C．No left turn | D．No right turn |
—Kangkang, how many apples are there _____ the tree?
—Too many.
| A．in | B．on | C．near | D．under |
Look! The students _____ the classroom.
| A．clean | B．are cleaning |
| C．are clean | D．cleaning |
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