So difficult _______it to work out the problem that I decided to ask Tom for som
题型：不详难度：来源：
So difficult _______it to work out the problem that I decided to ask Tom for some advice.| A．I did find | B．did I find | C．I’ve found | D．have I found |
|
答案
| B |
解析
| 句意：发现解决这个问题如此困难，所以我答应向汤姆咨询一下。So位于句首，应使用部分倒装。另外本句用过去时态。 |
举一反三
______ you eat the correct foods ______ be able to keep fit and stay healthy.| A．only if; will you | B．Only if; you will | | C．Unless; will you | D．Unless; you will |
|
I have been living in the United States for twenty years ,but seldom _____ so lonely as now.| A．have I felt | B．I had felt | C．I have felt | D．had I felt |
|
_______ that Marie was able to set up new branches elsewhere.| A．So successful her business was | B．So successful was her business | | C．So her business was successful | D．So was her successful business |
|
So much of interest ___ that most visitors simply run out of time before seeing it all.| A．offers Beijing | B．Beijing offers | | C．does Beijing offer | D．Beijing does offer |
|
Only when their children leave home _________.| A．many parents did feel a sense of loss | B．did many parents feel a sense of loss | | C．did feel many parents a sense of loss | D．do many parents feel a sense of loss |
|
最新试题
热门考点