One of the most important questions they had to consider was         of public health.
#15514
A
what
B
this
C
that
D
which
推荐题目
She writes ___ from time to time.
#17036
A
him to letters
B
a letter him
C
him a letter
D
letter to him
Before ______ was standing a terrible man, Miss Linda could do nothing _________immediately.
#15860
A
she; but cry
B
her; but cry
C
herself; except crying
D
she; but to cry