What is talked about in the passage
A. Home service.
B. Modem city life.
C. Laid-off workers.
D. Social status.
锅炉正常停炉一般是指（ ）。
A. 计划检修停炉
B. 非计划检修停炉
C. 因事故停炉
D. 节日检修
After the Arab state won independence, great emphasis was laid on expanding education, with girls as well as boys （） to go to school.
A. to be encouraged
B. being encouraged
C. to have been encouraged
D. be encouraged
婴幼儿前囟闭合的时间应是
A. 3～5个月
B. 6～8个月
C. 9～11个月
D. 12～18个月
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