__ is really hard __ them to climb Mount Tai.
#69186
A
This, to
B
It, to
C
This, for
D
It, for
推荐题目
—How nice your MP 4 is! Where _____ it _______?—In Shanghai!
#70567
A
does, make
B
is, made
C
did, make
D
is, making
---She’s seldom asked to do housework at home, she?--- . Her parents are very busy with their work, so she has to do the laundry every day.
#68657
A
has; Yes
B
hasn’t; No
C
is; Yes
D
isn’t; No
The boy has to stay at home to look after his litter sister, __________?
#69569
A
does he
B
has he
C
doesn’t he
D
hasn’t he
—He’s seldom asked to speak at the meeting, _______he_? —________, many times.
#69643
A
hasn’t; Yes
B
has; Yes
C
is, No
D
is; Yes