Only when he returned ________ that the war had ended and the army had come back.
| A．we tell | B．we told |
| C．did we tell | D．were we told |
A foreigner's first impression of the U.S. is likely to be ________ everyone is in a hurry ---- often under pressure.
a. what b. that c. which d. one in which
________ too much exposure to wind may cause the
dryness of skin, so too much exposure t
o the sun may result in cancer.
a. Just as b. While c. If d. Now that
It was not yet midnight _____ a stranger asked for a ferry service and promi
sed an extra fare.
a. while b. until c. when d. that
It is important to create an atmosphere _____ wild ideas are honored rather than dismissed.
a. of which b. as c. in which d. when
That was so serious a matter that I had no choice but ________ the police.
a. to call in b. call in c. calling in d. called in