题目内容
—What did you do last night, Bob?
—First I did my homework for one and ______ half hours and then I helped my mum do ______washing-up.
A. the;/ B. an; a C. a; the D. the; a
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题目内容
—What did you do last night, Bob?
—First I did my homework for one and ______ half hours and then I helped my mum do ______washing-up.
A. the;/ B. an; a C. a; the D. the; a