作业帮英语改错,动词时态和语态错误
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英语改错,动词时态和语态错误
英语改错,动词时态和语态错误
英语改错,动词时态和语态错误
fallen- been
bought- buy
is written- writes
bought- was bought
welcome- welcomed
are sold- sell
seated- sat或were seated
hardly- had hardly
bought- had bought
been去掉
have- had
saved- has saved
traveled- travels
was去掉
has arrived- arrived
prevented- was prevented
sent- send
have seen- saw