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【多选题】
下列关于城市雾霾天气及其危害的说法，正确的有（）。A.
雾霾的主要组成包括氧化碳、氮氧化物和可吸入颗粒物
B.
空气湿度很低时就会发生雾霾天气
C.
雾霾天气会影响人体呼吸系统的正常工作
D.
雾霾天气是心血管疾病患者的“健康杀手”
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反馈参考答案：
举一反三
【单选题】The bank’s new on-line service is still growing at a ______________ pace.
A.
breath
B.
breathe
C.
breathless
D.
breathtaking
【多选题】2017年党的十九大报告提出我国要努力做到“幼有所育、学有所教、劳有所得、病有所医、老有所养、住有所居、弱有所扶”，为此在保障和改善民生方面我们要（）
A.
提高保障和改善民生水平
B.
加强和创新社会治理
C.
坚持总体国家安全观
D.
坚持在发展中实现民生的保障和改善
【简答题】About two thirds of jobs are now in the
service sector, and the number is still ( ).
【简答题】The service is still not satisfactory, but the company say they're it.
【简答题】Mail delivery service is still responsible for the completion of almost half of payments.
【多选题】Mail delivery service is still responsible for the completion of almost half of payments.句子中的关键词是:
A.
half of payments
B.
responsible
C.
delivery service
D.
completion
【单选题】Which of the following is still bothering the counselors?
A.
Whether they should tell the truth to their patients directly?
B.
How much time they will spend on each screening session?
C.
What treatment should be included in their counseling service?
D.
How counseling services will be acceptable and available to troubled students?
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