问题

____ regular exercise is very important, it’s never a good idea to exercise too close to bedtime
A:It
B:As
C:Although
D:Unless
B:As
C:Although
D:Unless
正确答案是:
同类题型
_________ is the way from yourhometown? —Maybeit’s about 20km from here, but I’m not sure.
Can I come today or tomorrow— is OK. I’m busy today and tomorrow.
Little Jane was sleepy, so she shook her head and tried to concentrate________she was doing.[ ]
_____ it rain tomorrow, we would have to put off the visit to the Yangpu Bridge.
Would you mind my smoking here . Look at the sign. It says “No smoking”.