As we know, ___ life is hard for any of us.If we want to live ___ happy life, we must work harder.
It wasn't until nearly a month later __________ I received the manager's reply.
I got to the office earlier that day,__________ the 7 : 30 train from Paddington.
These two buildings are similar to each other in many _____ .
What is the _____ of this telescope?A. way B, distanceC. length D. range
Grain output _____ greatly in the past few years.