I like getting up very early in summer. The morning air is so good __________.
| A．to be breathed | B．to breathe |
| C．breathing | D．being breathed |
It wasn't until nearly a month later __________ I received the manager's reply.
| A．since | B．when |
| C．as | D．that |
I got to the office earlier that day，__________ the 7 ： 30 train from Paddington.
| A．caught | B．to have caught |
| C．to catch | D．having caught |
These two buildings are similar to each other in many _____ .
| A．directions | B．style |
| C．fashion | D．respects |
What is the _____ of this telescope?
A. wayB, distance
C. length D. range
Grain output _____ greatly in the past few years.
| A．increased | B．increases |
| C．has increased | D．is increasing |