－Thank goodness, you're here! What _______you?

－Traffic jam.

A. keeps              B. is keeping

C. had kept            D. kept

Several weeks had gone by _______I realized the painting was missing.

A. as                 B. before

C. since               D. when

Paper money was in ＿＿＿＿＿use in China when Marco Polo visited tbe country in＿＿＿＿thirteenth century.

A.the；不填     B.the；the

C.不填；the     D.不填；不填

－－Are the new rules working？

－－Yes，＿＿＿＿＿books are stolen.

A.Few     B. More    C.Some     D.None

－－Alice. you feed the bird today,＿＿＿＿＿ ?

－－But I fed it yesterday.

A. do you     B. will you    C. didn't you    D. don't you

＿＿＿＿＿you've got a chance. you might as well make full use of it.

A. Now that     B. After     C. Although    D. AS soon as

＿＿＿＿＿him and then try to copy whay he does．

A. Mind     B. Glance at     C. Stare at    D.Watch

－－Idrove to Zhuhai for the air show last week.

－－Is that ＿＿＿＿＿ you had a few days off?

A. why    B. when    C. what    D. where

Robert is said abrcad. but I don't know what country he studied in.

A. to have studied     B. to study

C．to be studying     D．to have been studying

－－Will you stay for lunch?

－－Sorry,＿＿＿＿＿ ,My brother is coming to see me.

A. I mustn't    B.I can't    C. I needn't     D.I won't