It is our ________ to look after our parents when they get old.
#29734
A
duty
B
habit
C
problem
D
decision
推荐题目
---Could you please help me check what's wrong? ---Sorry, I don't have much _______of the computer.
#29599
A
introduction
B
development
C
knowledge
D
information
— I don’t know how to do it well. — Don’t worry. Here are some ________.
#28064
A
ropes
B
tapes
C
tips
D
hope
They listened very carefully and heard the strange________ again.
#29624
A
sound
B
noise
C
voice
D
shout
--- Are there ___________ students in your school? --- Yes, _____________ the students is about 2000.
#28322
A
a number of; a number of
B
the number of; the number
C
a number of; the number of
D
the number of; a number of