There are ___ floors in the building and my home is on the ___ floor.

A. twenty； fifteenth B. twenty； fifteen

C. twentieth； fifteen D. twentieth； fifteenth

Look! This house is made ___ stone.

A. by B. from C. of D. into

--- Excuse me， could you tell me ___?

---- Sure. There is a post office at the first crossing.

A. where is a post office

B. where I can buy some stamp

B. is there a post office near here

D. how far is a post office

The top of the mountain ___ with snow.

A. covers B. covered

C. is covered D. is covering

---- Baseball is a popular game among students in Taipei

---- Really? But it is unpopular in our city. Students ___ play it.

A. often B. seldom C. usually D. always

---- Li Na is really a super tennis player in the world.

---- Yes. We were so ___ her when she won the Australian Open tennis tournament.

A. proud of B. afraid of

C. surprised at D. worried about

I will try to avoid ___ the same mistake.

A. to make B. making C. made D. make

---- This place used to be full of trees， ___ it?

---- Yes. But now it has turned into buildings.

A. did B. didn’t C. was D. wasn’t

On my way ___ home， I pass ___ a fruit shop every day.

A. to； by B. to； past

C. /； by D. of； for

---- the game is too hard for me. I will certainly lose.

---- ___. You never say no before you try.

A. Forget it! B. I’m sorry.

C. Come on! D. Pardon me?