问题

______ is important for us ______ learn computer.
A:It, to
B:It, /
C:That, /
D:This, to
B:It, /
C:That, /
D:This, to
正确答案是:
同类题型
There are _____ desks in his classroom..
Jerry __________ to stay at home just now.
Mr Green has_____ one-year-old son, doesn’t he?–Yes, and he also has ______eight-year-old daughter.
I’m a teacher. I’m always very ______ with my work.
The camel comes ______ Africa and it lives ______ the desert. [ ]