The boys are______________ under the tree

A．have a picnic

B．having picnic

C．having a picnic

There is a bookstore ________ my house.

A．in front of

B．behind of

C．next

________ the park（   ）

A．in

B．on

C．at

We like to work _____ groups.  (  )

A．in

B．at

C．on

选择下列单词或词组填入每句的空格中。每空格限填—词，每词只能填—次

A．north

B．for his trip

C．in the future

D．sour lemons

E．school uniforms

F．go to the park

1.I don't know what Kitty will be like ________.
2.Tom doesn't like sweet food and she'd rather eat ________.
3.The students in No. 2 High School wear ________ on Mondays.
4.Shall we ________ tomorrow?
5.My husband is packing his suitcase ________in the sitting-room.
6.As we all know, Beijing is in ________ of Shanghai.