It isn’t clear_____ is to blame.We need to find a solution to the problem first.
| A．who is it that | B．who it is that | C．it is who that | D．that who it is |
No. 1 Middle School of Anxiang is the very place ______ Song Zhenyu, the Provincial science top of Hunan in 2014, was studying.
| A．that | B．which |
| C．where | D．from which |
Try to spend your time just on the things you find _______.
| A．worth doing them | B．worth being done |
| C．worthy of ding them | D．worthy of being done |
_______ about the economic crisis that he decided to look for more information about it.
| A．So curious he was | B．So curious was he |
| C．Such curious he was | D．Such curious was he |
The great changes _______ have taken place _______ carrying out the economic reform in our country.
| A．may not; unless | B．could not; without |
| C．never; but for | D．would; besides |
Although all of the apples _______, none of them _______ good.
| A．have tasted; taste | B．have been tasted; are tasted |
| C．have been tasted; taste | D．have tasted; are tasted |