You fail to pass the entrance examination if you don’t study harder.
| A．shall | B．could | C．must | D．should |
After he retired, Mr. Green _______painting, but soon lost interest.
| A．took up | B．gave up | C．made up | D．used up |
Work hard at your lessons, ______ you’ll fail the exams again.
| A．and | B．but | C．otherwise | D．besides |
We’ll never forget the days ______ we spent in the country.
| A．when | B．where | C．what | D．不填 |
Every time I _______ to the shopping center, I will buy my son something nice.
| A．went | B．will go | C．go | D．have gone |
According to the weather forecast, it will be _____weather that we had better stay at home.
| A．such a bad | B．such bad | C．so bad a | D．so bad |