A hard-working man become a great scientist, but a great scientist be a hard-working man.
#74334
A
can’t; can
B
may not; can
C
can’t; must
D
may not; must
推荐题目
— Did you visit the museum today? — No. We ______ it, but we spent too much time shopping.
#63436
A
could have visited
B
must have visited
C
may have visited
D
couldn’t have visited
He would rather ________for himself than________for a meal.
#77321
A
cook；going out
B
to cook；go out
C
cook；go out
D
cooking；going out
We have bought so much food now that Suzie won’t be with us for dinner.
#62455
A
may not
B
mustn’t
C
can’t
D
needn’t
—The weather isn't good enough for an outing, is it?—Not in the least. We can't have ______ at this time of the year.
#63056
A
a worse day
B
a nicer day
C
such bad a day
D
so fine a day
I ______have come here in time, but I met an old friend of mine. I stopped and talked with him for some time.
#62761
A
shouldn’t
B
must
C
needn’t
D
could