问题描述：
英语 英语 (10 20:6:3)
write the past form of the following verbs.
1.visit_________
2.start_________
3.watch______
4.travel_______
5.piay__________
6.study_______
write the past form of the following verbs.
1.visit_________
2.start_________
3.watch______
4.travel_______
5.piay__________
6.study_______
问题解答：
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