1. ______ what the situation would be like， they decided to keep silent.
A. Having not known
B. Knowing not
C. Not know
D. Not knowing
2. The program was so ______ that they were too ______ to fall sleep.
A. exciting…excited
B. excited….exciting
C. exciting…exciting
D. excited….excited
3. The ______ children were opening their Christmas presents.
A. exciting
B. excited
C. excite
D. excitement
4. China is a ______ country while the U.S is a ______ country. A. developed…developed
B. developing…developing
C. developed…developing
D. developing…developed
5. Mrs. White found her husband surrounded by letters and papers and ______ very worried.
A. looking
B. looks
C. look
D. to look
6. She returned home from the market only to find the door open and a number of things _____.
A. stole
B. missing
C. missed
D. stealing
7. Just as I turned round the corner， I saw a car ______ towards me at a high speed.
A. to come
B. come
C. coming
D. came
8. All those ______ to go to the football match please raise your hands.
A. wish
B. wished
C. will wish
D. wishing
9. ______ the teacher’s suggestion， Tom finally found a way to settle the problem.
A. Following
B. To follow
C. Follow
D. He followed
10. ______ crossing the street， he was knocked down by a car.
A. By
B. During
C. At
D. While
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