—Must I turn off the gas after cooking?
—Of course.You can never be ________careful with that.
| A．enough | B．too | C．so | D．very |
相关试题
I have to draw some money from the bank before our money ______.
A．runs out of |
B．is run out of | C．runs out | D．runs up |
I was so excited at the news that I could hardly ______ my feelings in words.
| A．carry | B．convey | C．transmit | D．communicate |
Sooner or later, the old palace will get ruined if ______.
| A．being left unrepaired | B．not left repaired |
| C．left unrepaired | D．having left unrepaired |
I often played truant then. How I wish I ______ the time on my study!
| A．spent | B．were spending | C．had spent | D．could spend |
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