. It’s illegal for anyone under 21 in the USA, the highest drinking age in the world to buy alcohol, and stores or restaurants caught alcohol to people under the legal age will involve
their licenses.
| A．to sell; to lose | B．to sell, losing | C．selling; losing | D．sold; lost |
．There has been rising demand for grain as _______ industrial material in spite of the nation’s good harvests.
| A．/ ;an | B．a; an | C．the;an | D．a; / |
．At the meeting they discussed different ______ to the study of mathematics.
| A．approaches | B．means | C．methods | D．ways |
The children were warned of not being too _______ about things you are not supposed to know.
| A．strange | B．amusing | C．curious | D．satisfied |
．It was difficult to guess what her _____ to the news would be.
| A．impression | B．comment | C．reaction | D．opinion |
Having been attacked by terrorists，________．
| A．doctors came to their rescue | B．the tall building collapsed |
| C．an emergency measure was taken | D．warnings were given to tourists |