Mymotheroftengoesshoppingtheaf-优题课

My mother often goes shopping the afternoon.
A.in B.on C.at

科目英语题型选择题难度容易

知识点：介词的辨析

---Let me help you ---_______________
A. Thank youB. Here you are. C. You’re right.

Put your maths book ______ your desk .
A. at B.on C.the

I have __________ English book.
A. aB. 6 C. an

It’s yellow. It’s sour. It’s a __________. I don’t like it.
A. watermelon
B. lemon
C. banana

Look at the animal. Is it a duck __________ a goose（鹅）?
A. and
B. or
C. an