A、an,some
B、a,one
C、a,/
D、any,one
第1题:
A、are…being
B、is…being
C、has…been
D、have…been
第2题:
He()lunch in the canteen right now.
A. has
B. is having
C. have
第3题:
第4题:
A、is, to translate
B、has, to translate
C、is, in translating
D、has, in translating
第5题: