问题
选择题
These days Andrew has spent as much time as he________the final exam. [ ]
A. could prepare for
B. could preparing for
C. could prepared for
D. prepared for
答案
答案：B
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These days Andrew has spent as much time as he________the final exam. [ ]
A. could prepare for
B. could preparing for
C. could prepared for
D. prepared for
答案：B