You must ______ a wide vocabulary if you want to learn a language well. 
#69288
A
set up
B
put on
C
settle down
D
build up
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My command of English is not ____ yours.
#82017
A
as half as
B
so half good as
C
good as half as
D
half so good as
.Our teacher is very busy.He is ________ in working out a teaching plan.
#63908
A
involve
B
involving
C
involved
D
to involve
 I ____ my father ____ and he did so.
#82570
A
advised; to stop smoking
B
tried to persuade; to give off smoking
C
persuaded; to give up smoking
D
suggested; to stop to smoke.