Opportunities are always as long as we use our minds.
| A．available | B．permanent | C．relative | D．stable |
The Forbidden City attracts a ________ stream of visitors every day, especially during national holidays.
| A．constant | B．main |
| C．powerful | D．shallow |
Mary worked here as a ________ secretary and ended up getting a fulltime job with the company.
| A．pessimistic | B．temporary |
| C．previous | D．cautious |
—Which one of these two dictionaries do you advise me to buy, Oxford or Longman?
—Well, take Oxford. I think it is the ________ of the two.
| A．best | B．better |
| C．good | D．well |
Nothing that you say can change his mind, ________？
| A．do you | B．don't you |
| C．can it | D．can't it |
The smoggy weather has made us realize ________ terrible problems we are faced with.
| A．how | B．what |
| C．that | D．which |