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【单选题】
要使如图装置中的小气球鼓起来,则使用的固体和液体可以是( ) 1锌和稀硫酸 2石灰石和盐酸 3氯化钠和水 4氢氧化钠和水A.
①②③
B.
①②④
C.
②③④
D.
①③④
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【简答题】完形填空。 Mr Smith was an old miser (守财奴). He had a lot of 1 , but he never bought anything 2 . He and his wife lived in an old house outside the town. He often went to the shop 3 in order to (为了) save so...
【简答题】Mr. Smith was an old miser (守财奴). He had a lot of 16 , but he never bought anything 17 . He and his wife lived in an old house outside the town. He often went to the shop 18 in order to save some mone...
【多选题】建设中国特色社会主义文化,必须坚持走中国特色社会主义文化发展道路,( ),建设社会主义文化强国。
A.
牢牢把握意识形态工作领导权
B.
弘扬社会主义核心值体系
C.
社会主义核心价值观
D.
弘扬中华优秀文化
【单选题】建设社会主义文化强国，必须建设中国特色社会主义文化，这就是（）。
A.
发展先进文化，建设和谐文化
B.
发展马克思主义，建设和谐文化
C.
发展社会主义先进文化，建设和谐文化
D.
发展社会主义文化，提高国家文化软实力
【单选题】Read and choose the best answer.Mr. Black’s office was only 5 kilometers away from his house, so he could go home to have lunch every day. But when he got home at noon, he had to drive another place t...
A.
5 miles
B.
5 hours' drive
C.
5,000 meters
D.
Less than 5 kilometers
【单选题】荧光显微镜观察的注意事项中，哪项表达有误（）
A.
染色后标本应即刻镜检
B.
镜下观察时间不宜太长
C.
油镜检查时，宜用无荧光镜油
D.
在37℃时，观察效果更好
E.
检查在通过良好的暗室内进行
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