What subjects _______ Mike study________ school?

A．do; in

B．do; at

C．does; at

连词成句
1.it,   is,   what  (?)  _____________________________________
2.sweet,   it,   is,   and,   sour   (.)  _________________________ 
3.a,   This,  is,   lemon   (.) __________________________________
4.is,   it,   how   (?) _________________________________________

What do you like to do?  (    )

A．I like to flying kites.

B．I like to play basketball.

看图，选择合适的介词填空。

- Can I help you, Tim?
- Yes. I need a ruler. Give me a ruler, please.
- Where is it?
- It's_________the bag. Give me a pencil case, please.
- Where is it?
- It's_________the table. Give me a ball, please.
- Where is it?
- It's_________the table.
- Here you are.
- Thank you. Oh, where is my chair? I can't find it.
- Don't worry. It's here,_________the table.

Listen! What can you _____?  ( )

A．hear

B．see