放射性不孕症是由于人体哪部分受到电离辐射照射（）
A.乳腺
B.肾上腺
C.脑垂体
D.性腺
E.胸腺
参考答案：D
The host country_____ vast facilities,_____ a stadium,swimming pools and living quarters.
A．offers ;containing
B．gives; included
C．awards; contained
D．provides; including
理想化油器特性。
