Mr. Brown has gone to Tokyo. He will be back _    _ two weeks.

A. after      B. in             C. for           D. of

The story is hard to understand _    _ there are no new words in it.

A. but         B. so         C. because         D. though

You should try to do your homework _     _ Mary.

A. as carefully as      B. so careful as    

C. as careful as       D. so carefully as

--Would you mind if I take the seat next to you?

--         .The person who was here has finished his lunch and left

A. Certainly not      B. Enjoy yourself   

C. Better not, please   D. I'm afraid not

--Excuse  me.          ?     

--You are right. You'd better take a bus.

A. Where is the hospital                   B. Is there a hospital near here

C. Is the hospital far from here              D. How can I get to the hospital

When we went into the park, we saw someone _     _ Chinese Kongfu.

A. plays    ,B. played        C. to play    D. playing

--Will you please show me how to operate the new machine?

--Sure. It's a piece of cake. Now let me tell you          to do it first.

A. what      B. how       C. whether        D. which

--I called you yesterday evening, but there was no answer.

--Oh, I am sorry I         dinner at my friend's home.

A. have       B. had        C. was having     D. have had

-- Excuse me. Can I have my camera back? I'll need it this afternoon.

--OK, here it is. It          just before you arrived.

A. is mended    B. has mended     C. mends     D. was mended

--You seem to like sweets.    --           .That's probably why I'm becoming fatter and fatter.

A. So I do      B. So do I     C. So am I    D. So I am