—Must I turn off the gas after cooking? —Of course, you can never be ____careful with that．
#93013
A
enough
B
very
C
so
D
Too
推荐题目
That was the first time I _______ there and I was impressed by the friendly people very much.
#92913
A
go
B
was going
C
had gone
D
have gone
Melissa, __________ the alarm clock for 6 o’clock, or you will oversleep and be late for the train.
#92100
A
setting
B
sets
C
set
D
to set
It’s time that I my hair cut. It’s the fifth time that I to the barber’s shop.
#92272
A
had; have gone
B
have; have gone
C
have; went
D
had; go