英语题求解~
1.He____hisreseachwork____Iwenttoseehim.A.wasbusyin;forthefirsttimeB.wasbusytodo;when...
1.He ____ his reseach work ____ I went to see him.
A.was busy in;for the first time
B.was busy to do;whenever
C.was busy with;the last time
D.devoted to;each time
选C 为什么? 展开
A.was busy in;for the first time
B.was busy to do;whenever
C.was busy with;the last time
D.devoted to;each time
选C 为什么? 展开
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