2.根据要求写单词【50分】
mango的复数:
come的现在分词:
sitting的原形:
four的同音词
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填空!【20】
at behind in on to near
there's piano ____the window.
where's liu tao? he's ______the classroom.
the cat is _____ the door.
it's time _____go home.
the tin-opener is ______ the table.
i get up _____ five o'clock in the morning.