Do you know what ___________?
A. happened
B. is happened
C. is being happened
D. will be happened
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I think French is difficult ___________.
A. learn
B. to be learnt
C. to learn
D. learning
The watch ___________ by my father yesterday.
A. was bought
B. wasn't buying
C. bought
D. has bought
The Great Wall of China __________ by many people every year.
A. visited
B. visit
C. was visited
D. is visited
30-36个月婴幼儿词汇理解的水平正确的是
A. 理解量词：个、只等；
B. 理解连词：和、跟、还、也、又、如果、但是
C. 理解反义词
D. 理解方位词：左右
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