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【多选题】
制动对呼吸系统的影响A.
肺通气效率降低
B.
肺通气/血流比例失调
C.
坠积性肺炎发生率增加
D.
以上都是
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知识点：
皮皮学刷刷变学霸
举一反三
【多选题】我国社会主义核心价值体系的基本内容包括( )。
A.
以爱国主义为核心的民族精神
B.
以改革创新为核心的时代精神
C.
以艰苦朴素为核心的中国文化传统
D.
以“八荣八耻”为核心的社会主义荣辱观
【简答题】送礼的形式多种多样,常见的主要有三种:一是()、二是托人赠送、三是邮寄赠送。
【单选题】— Tomorrow is a holiday! Why are you doing your homework? —I am doing this exercise now so that I won't have ______ on Sunday.
A.
for
B.
them
C.
it
D.
to
【单选题】_______ good for our health.
A.
Do exercise is
B.
Doing exercise is
C.
Do exercises are
D.
Doing exercises are
【单选题】It is known to us that doing exercise _____ our health,and that is to say, ou health can ____ doing exercise. [ ]
A.
benefits; benefit from
B.
benefits to; benefit
C.
benefits from; benefit
D.
benefits; be benefited from
【单选题】_______ is good _______ your health. [ ]
A.
Do eye exercise, for
B.
Doing exercise, for
C.
Do eye exercises, to
D.
Doing eye exercises, to
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