呼吸深快见于（）。
A.呼吸肌麻痹
B.过度紧张
C.严重鼓肠
D.大量腹水
E.肥胖
参考答案：B
The dirty boy often forgets to _____ face .
A．wash his
B．washing his
C． washed , his
D．washes , his
1968年美国军备开支为（）亿美元。
A．1000
B．800
C．700
D．600
