Do you know the girl_______ with our English teacher often?— Yes, her name is Helen.

It is said that the gravity on Mars is only aboutof the gravity on earth.

Excuseme,youngman.Whereisthepark,please?— It’sacross_____thesupermarket.[ ]

The little boy is very kind. He always ____ his food ____others.

I’ll do it _____ a minute. [ ]