It is the _________ in Britain that young people often do not shake hands when they meet someone for the first time.
| A．custom | B．habit | C．hobby | D．favour |
There is no doubt ______the boxes were then put on a train .
| A．which | B．what | C．that | D．\ |
Yao Ming soon became part of the national team.
| A．a | B．the | C．an | D．\ |
Although it ________ as hard as ____stone, it easily melts when ______.
| A．feels…\...heated | B．feels…a...heated |
| C．is felt…a...heated | D．feels…\...heating |
Our English teacher is ill, and we are all ______ her health.
| A．careful of | B．concerned about | C．interested in | D．calm about |
Mrs. Johnson, our neighbor, often ______ the dog in the park after supper.
| A．watches | B．takes | C．keeps | D．walks |