It’simportant_____aforeignlanguage
A、ofustolearn
B、Forustolearn
C、ofuslearning
D、foruslearning
It’s your job________ the pop stars.
A、introduce
B、introducing
C、introduces
D、tointroduce
Tom has been a vegetarian ____principle for years .
A、in
B、on
C、for
D、by
The present situation forced us to ____ this policy.
A、adapt
B、admit
C、adopt
D、adjust
A、Whata
B、Howa
C、What
D、How