Scientists study ________ human brains work to make computers.
| A．when |
| B．how |
| C．that |
| D．whether |
If you go to the wildlife park，you will find the places there more dangerous________ than commonly
| A．supposing | B．suppose |
| C．to suppose | D．supposed |
When you find peace within yourself，you become the type of person who can live peace with others．
| A．in | B．by |
| C．for | D．on |
the morning train，he would not have been late for the meeting．
| A．Did he catch | B．Should he catch |
| C．Had he caught | D．Has he caught |
Most people agree matters is not one’s looks，but one’s inner thoughts．
| A．that | B．where |
| C．what | D．how |
Broke Girls， popular TV series，has aroused craze and sympathy among young．
| A．/，the | B．a，the |
| C．/，the | D．the，the |