Rather than ____________ on a crowded bus, he always prefers ______________ home.
| A．riding; to cycle | B．riding; cycling | C．to ride; cycling | D．ride; to cycle |
I think my friend Tony is ______ to win the tennis game next Monday.
| A．likely | B．possible | C．probable | D．maybe |
Fresh air, enough exercise and nutritious food ______ to sound health.
| A．devote | B．add | C．contribute | D．stick |
I sent for a technician ______ John isn’t familiar ______ the computer software they use?
| A．in case, with | B．in case, to | C．as if, for | D．so that, in |
--- What’s the time?
--- Oh, I forgot to have my watch ______.
| A．wind | B．wound | C．winded | D．winding |
The radiation amount of a mobile phone for two half-hour periods per day is equal to ______ to an X-ray for ten seconds.
| A．expose | B．exposing | C．exposed | D．being exposed |