1.I hope that you’ll be more careful in typing the letter. Don’t ________ anything.
A) withdraw
B) omit
C) reduce
D) lead
2.We don’t need air conditioning, ________.
A) nor can we afford it
B) and nor we can afford it
C) neither can afford it
D) and we can neither afford it
3.She is a very ________ secretary: she never forgets anything or makes a mistake.
A) anxious
B) effective
C) adequate
D) efficient
4.The Browns ________ here, but not any more.
A) were used to living
B) had lived
C) used to live
D) had been living

1. B 2. A 3. D 4. C