能较好地评价肺通气功能的指标是()
A.肺活量
B.用力呼气量(时间肺活量)
C.肺通气量
D.肺总量
E.肺泡通气量
参考答案:B
They talked about the persons and things ______ they remembered at school. [ ]
A. which
B. who
C. that
D. whom
清扫道路时,右手放置距扫帚把顶端处()。
A.1/2
B.1/3
C.2/3
D.1/4