Joan didn’t say anything at first and then ________ crying.
A burst out B burst into C burst on D burst upon
Is _______ three hours _______ the poor boy to come to school on foot?
| A．it; that it takes | B．there; that it takes |
| C．there; when | D．it; that |
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 |