Professor Smith is said ______ another important discovery in chemistry.a.having made b.having b
Professor Smith is said ______ another important discovery in chemistry.
a.having made b.having been made c.to have made d.to make
人气：365 ℃ 时间：2020-04-11 22:22:32
解答
make discovery 是一个短语.其中的have 只能做时态来看 应该是A吧
having done
推荐
- the professor is said___another important discovery为什么是to have made而不是having made
- He made another wonderful discovery ,___of great importance to science .A.which I think is.
- 大学英语题目1,professor smith promised to look _______my paper,that is,to read it car
- 19.Professor Smith is____most interesting as a lecturer.
- 翻译See Professor Smith.
- 描写夏天夜晚景色的语段
- 用数学归纳法证明当n属于N*时,4*6^n+5^(n+1)-9能被23整除
- 已知三角形内接于圆O,过点A作直线EF,(1)如图1所示,AB为直径,要使EF是圆O的切线,还需要添加的条件是
猜你喜欢
