They ____________ shopping last Sunday.( went, go )
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Mother ____________ to be a teacher when she ____________ still a little girl. ( wants,is; wanted,was )
The boys ____________ English for five years, but they still cannot speak well. ( have studied, had studied )
I ____________ never ____________ the Great Wall although I have been to Beijing many times. ( had, have; visit, visited )
Tony was very angry and ____________ the ball away. ( throw, threw )