Something sad seems to have happened to Nancy today. Just now when I went to see her I found her .
| A．crying | B．to cry | C．cried | D．was crying |
It is essential that every child _______ the same educational opportunities.
| A．have | B．would have | C．has | D．had |
The scientists are beating their brains trying to _______ a solution to the problem.
| A．come about | B．come across | C．come out | D．come up with |
It was _______ back home after the experiment.
| A．not until midnight did he go |
| B．until midnight that he didn’t go |
| C．not until midnight that he went |
| D．until midnight when he didn’t go |
With the price of pork and eggs _______ quickly, CPI has become a hot phrase among Chinese.
| A．raising | B．going up | C．to raise | D．to go up |
To improve the quality of our products, we asked for suggestions _______ had used the product.
| A．no matter who | B．who | C．whoever | D．whichever |