result it is, you’d better check it in practice yourself.
| A．Whatever obvious a | B．However obvious |
| C．However obvious a | D．However a obvious |
—I’m sorry．That wasn’t of much help．
— Oh, _______ . As a matter of fact，it was most helpful．
| A．sure it was | B．it doesn’t matter | C．of course not | D．thanks anyway |
______with several kinds of flowers and plants, our school looks much more beautiful．
| A．To be planted | B．Planting | C．Having planted | D．Planted |
Merry________ as a secretary in the company for five years, but now she is a general manager of the company．
| A．worked | B．has worked | C．is working | D．works |
Putting waste in different bins made it easier for it______．
| A．to recycle | B．recycles | C．recycling | D．to be recycled |
He said he would arrive before seven, and______ ．
| A．he did | B．did he | C．he had | D．had he |