---Students should devote most of their time to studying rather than playing computer games.
---________.No pains, no gains.
| A．Extremely | B．Actually | C．Obviously | D．Exactly |
His father has made a _____ bench for him.
| A．four legged | B．four-leg | C．four-legged | D．four legs |
More than _____ of the workers _____ from Paris.
| A．ten percent, is | B．ten percent, are |
| C．three times, was | D．percent ten, comes |
Despite the wonderful acting and well-developed plot the _____ movie could not hold our attention.
| A．three-hours | B．three-hour | C．three-hours' | D．three-hour's |
We elected him _____ headmaster of the school for _____ second time.
| A．/, a | B．the, a | C．the, / | D．/, / |
--What does Tom study?
--He studies _____ science of _____ sound.
| A．the, / | B．/, / | C．/, the | D．the, the |