According to a new study by a French university, learning ______ second language can lead to ______ increase in your brain power.
| A．a; the | B．a; an | C．the; the | D．the; an |
He wants to see changes in the company and I am sure he will, ______.
| A．on time | B．at a time | C．at one time | D．in time |
When we were young, every evening my brother and I ______ stay at home waiting for our mother.
| A．would | B．might | C．should | D．could |
Many experts agree that there is a possibility___ in this area in the following days.
| A．when some more earthquakes may happen |
| B．that some more earthquakes may happen |
| C．where may some more earthquakes happen |
| D．what may some more earthquakes happen |
He went on talking while I tried to ______ what it meant.
| A．come out | B．set out | C．take out | D．figure out |
—Your mother becomes more and more forgetful.
—Yes. She searched for her cellphone for a whole day last Sunday but it ______ in her coat pocket the next day.
| A．turned out | B．turned on | C．turned over | D．turned up |