where_____Lucy______?---She lives in London.
A. do,live
B. does,lives
C. does,live
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This is a pictiure_______ my family.
A. 's
B. in
C. of
What are you______?---I‘m _______ a letter.
A. do,reading
B. doing,reading
C. do,read
1、is(过去式)______ 2、are(过去式)______ 3、do(现在分词)______ 4、live(第三人称单数)______ 5、I’m(完整形式)______ 6、I've(完整形式)______
选择填空Are you eating an apple?----_________.
A. No,I‘m not.
B. Yes,I'm not.
C. No,I am.