Question

– I joined the League ________ May, 2009. What about you?
– I’ve been a League member _______ three years.

A．in; for

B．on; in

C．on; for

D．in; since

Answer 1

C

考查介詞的辨析。年月日的前面用介詞in或on, 其具體用法為：in 表示在某周、某年或某月；on表示在具體的某一日。上半句中“ May, 2009” 意思為“2009年5月”，故應(yīng)選介詞“in”；由下半句“我是個(gè)團(tuán)員已經(jīng)3年了”可知，此處應(yīng)是“for +一段時(shí)間”，故選C。