What ______ the number of the students in your school?—About two thousand. A number of them _____from England.

You can talk with anyone ______you think is friendly. [ ]

Is everything __ we need to do __?–Yes. You needn’t worry about it.

Did you go aiking with your family last weekend? — No. __________, that we had to give up our plan.

Eating much vegetables is good __________ your health.[ ]