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选择正确的动词单数第三人称形式:
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A. takes B. haves C. watchs D. gos
A. carrys B. lookes C. studies D. watchs
写出下面词的过去式,单数第三人称形式,现在分词形式。
1.see ________ ________ ________
2.stop ________ ________ ________
A. sees B. saies C. dos D. swimms
A. passes B. crys C. washs D. buies