--Is this a hat?
--_____.It’s a cat.
| A．Yes,it is | B．Yes,this is | C．No,it isn’t | D．No,this isn’t |
--_____students have joined the English club since last term.
--I think _____ them is 200.
A. A number of; a number of
B. The number of; the number of
C. A number of; the number of
-Tom has no difficulty passing the final exam.
--________, and ____________.
A. So he has, so have you
B. So does he, so you do
C. So he does; so do you
In our class, about ______ of the students ____ girls.
A. third fifth, are
B. third fifths, is
C. three fifths, are
____Lucy ____Lily knows French, so I have to ask a third person for help.
A. Neither; nor
B. Not only; but also
C. Either; or
People were advised _____ in the river because it is very deep.
A. not to swim
B. not swimming
C. to not swim