1.---------,i have to put it away

题目

1.---------,i have to put it away
B.no matter amusing the story is C.however amusing the story is
2.———,to reach them on the phone,we sent a email instead
A.failed B.th fail C.having failed
3.we have to learn____technology from...
A.advance B.advanced C.advancing
4.the ability____an idea is as important as the idea itself.
A.expressing B.expressed c.to express

答案