问题补充:
– Sir, we have failed to work out this problem. What is exactly the right way?
--- Look. Only in this way , but you boys a wrong way.
A. you can work it out; take
B. you can work out it; take
C. can you work it out; take
D. can you work it out; took
答案:
A. you can work it out; take
B. you can work out it; take
C. can you work it out; take
(答案→)D. can you work it out; took
解析:第一空考查倒装句,only + 状语放在句首,使用部分倒装,可排除A和B两项,第二空考查时态,根据语境用错方法的动作在过去,所以用一般过去式,故选D。