They all shared () the happiness at their success.
A. out
B. in
C. to
D. with
The last half of the nineteenth century () the steady improvement in the means of travel.
A. has witnessed
B. was witnessed
C. witnessed
D. is witnessed
输血相关性传染病不包括
A. 巨细胞病毒感染 B．疟疾
B. 乙型肝炎
C. 甲型肝炎
D. 丙型肝炎
Participants in the Shanghai Co-operation Forum () regional teamwork to promote investment and economic development.
A. cursed
B. echoed
C. bounced
D. hailed
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