用 I have done 或I did 填空。 I'm very hungry. I _________ (not/eat) much today.
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用 I have done 或I did 填空。 I ________ (not/read) a newspaper today.
用 I have done 或I did 填空。 I ________ (not/read) a newspaper yesterday.
用 I have done 或I did 填空。 Emily _______ (earn) a lot of money this year.
用 I have done 或I did 填空。 Emily _______ (not/earn) so much last year.