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【简答题】
There are ( )newspapers on the table. 2.Is there ( )bread on the plate. 3.Are there ( ) boats on the river? 4.---Do you have ( ) brothers ?---Yes ,I have two brothers. 5.---Is there ( ) tea in the cup? ---Yes,there is ( ) tea in it ,but there isn’t milk. 6.I want to ask you ( ) questions. 7.My little boy wants ( )water to drink. 8.There are ( ) tables in the room ,but there aren’t ( )chairs. 9.Would you like ( ) milk? 10.Will you give me ( ) paper?
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【单选题】下列对于“摩尔”的理解正确的是 [ ]
A.
1 mol任何物质所含有的原子数都相同
B.
摩尔是物质的量的单位，简称摩，符号为mol
C.
摩尔可以把物质的宏观数量与微观粒子的数量联系起来
D.
国际上规定，0. 012 kg C中所含有的碳原子数目为1摩
【单选题】关于摩尔质量与相对原子质量、相对分子质量的关系下列叙述正确的是( )。
A.
摩尔质量与相对分子质量相等
B.
摩尔质量与相对原子质量相等
C.
摩尔质量在数值上等于物质的相对原子质量或相对分子质量，其单位是g/mol
D.
摩尔质量等于相对原子质量或相对分子质量，其单位是g
【简答题】“艺术观念的演变”一课视频中,艺术观念从再现到表现的演变,反映到艺术创作上,就是表现内容从客观现实转向__,这种转变体现着人类世界认知的加深和__能力的增强,更重要的是体现着__和__的探索。
【单选题】Why did he decide not to go to the seaside for holiday?
A.
He has been to the seaside many times.
B.
He would have to take a car there.
C.
It would not give him exercise.
D.
He dislikes lying in the sun.
【单选题】Smith does not go fishing on weekdays, ____ _____ , he does.
A.
does he，No
B.
does he，Yes
C.
doesn't he，No
D.
doesn't he，Yes
【单选题】－－－－ Tom is _________ to computer games. －－－－ No wonder he is not doing well in school recently.A
A.
9. ---- Tom is _________ to computer games. ---- No wonder he is not doing well in school recently. A．interested
B.
curious
C.
crazy
D.
addicted
【简答题】下列说法中何者是正确的? A．物质的量单位是摩尔； B．摩尔是一物质的量； C．摩尔是一系统的物质的量，该系统中所包含的基本单元数与0.012kg碳-12的原子数目相等； D．1摩尔等于6.022045×10 23 个基本单元； E．摩尔就是摩尔质量。
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