The experiment shows that proper amounts of exercise, if _______ regularly, can improve our health.
| A．being carried out | B．carried out | C．carrying out | D．to carry out |
John Smith , a successful businessman , has a_____ car .
| A．large German white | B．large white German |
| C．white large German | D．German large white |
Everyone was on time for the meeting _____ Chris, who's usually ten minutes late for everything.
| A．but | B．only | C．even | D．yet |
That doesn't sound very frightening, Paul, I've seen _____. What did you like most about the film?
| A．better | B．worse | C．best | D．worst |
It is re ported that the United States uses _____ energy as the whole of Europe.
| A．as twice | B．twice much | C．twice much as | D．twice as much |
When we plan our vacation, mother often offers _____ suggestions.
| A．careful | B．practical | C．effective | D．acceptable |