Oxfam Trailwalker on November 5th every year.
| A．took place | B．takes place | C．is taken place | D．is took place |
Tom has much difficulty _____Chinese so he often asks me ______help.
| A．understanding; for | B．understanding; of |
| C．to understand; for | D．to understand; for |
Usually before exams, the students ____two minutes to write down their names.
| A．are given | B．were given | C．gave | D．will give |
Some of the young men learn English________ to the radio．
| A．from listen | B．from listening | C．by listen | D．by listening |
—Mary was heard _______ just now. What happened?
—John was telling a joke.
| A．cry | B．to cry | C．laugh | D．to laugh |