expect的用法（关于expect的两个重要词组用法）
1.be expecting a baby/child
(informal) 怀孕；怀胎
to be pregnant
Ann's expecting a baby in June.
安六月份要生孩子。
She was expecting another baby
她又怀孕了。
2.be (only) to be expected
可能发生；可以预料；相当正常
to be likely to happen; to be quite normal
A little tiredness after taking these drugs is to be expected.
服用这些药后有点倦意是正常的。