—She was late for the party.
—That’s _________she had forgotten the exact time.
| A．why | B．how |
| C．because | D．whether |
The teacher _____ him to learn English well, but he wouldn’t listen.
| A．persuaded | B．tried to persuade |
| C．preferred | D．expected |
There is only one of the oldest customs that ________ in this district so far.
| A．was kept | B．were kept |
| C．has been kept | D．have been kept |
_______ with so much trouble, we failed to complete task on time.
| A．Faced | B．Face | C．Facing | D．To face |
When we visited our headteacher again ten years later, he had changed so much that we could hardly ________ him.
| A．remember | B．know |
| C．believe | D．recognize |
Your new product ________ better if it is advertised on TV.
| A．sells | B．sold | C．will sell | D．would sell |