羊肉与醋相克

题型:问答题

问题:

羊肉与醋相克

考点:文学中国饮食文化中国饮食文化题库
题型:问答题
选词填空:用适当形式填空,每空限用一次。
health,   enough,   good,   sleep,  late,    hour,  much,  loudly,  have,  work
   Everyone needs to sleep. During the day you work and play; at night you sleep. Your body rests while you are    1   . In the morning you are ready to    2   , study or play again. If you sleep   3   at night, you can work or learn better in the day.
Your body grows more while you are asleep. No one can live without sleeping. If a child is tired, he needs     4   sleep than usual. You will be tired or will not be able to listen to your teachers in class or can’t work well if you do not have 5  sleep at night. A baby will cry    6    if you wake him or her up when he or she is sleeping. You will be able to do well in your lessons if you    7    enough rest. Many students hope to learn more before rests, so they study till     8   at night. But they feel very tired in the day and they may forget more.
Boys and girls of eight or nine need ten      9   of sleep every night. Get enough sleep if you want to be strong and     10    .
题型:问答题

在严寒的天气下,又马上结成冰;汽车在光滑的平面上行使,刹车后难以停下.对于没有安装防抱死(ABS)设施的普通汽车,在规定的速度急刹车后,车轮将立即停止转动而滑行,汽车滑行做匀减速直线运动,在普通水平路面上的加速度大小为重力加速度的0.7倍,而在水平冰面上的加速度大小为重力加速度的0.1倍;汽车在普通的水平路面上滑行1.4m才能停下,那么汽车以同样的速度在结了冰的水平路面上行驶,急刹车后滑行的距离为多少?

题型:问答题

此结构粗集料所占比例大,细集料很少甚至没有。粗集料可互相嵌锁形成骨架;但细集料过少容易在粗集料之间形成空隙。这里描述的是( )结构。

A.悬浮—密实结构
B.骨架—空隙结构
C.骨架—密实结构
D.悬浮—空隙结构

题型:问答题

船舶定线制中的避航区域是()。

A.有暗礁存在的区域

B.渔区

C.航行特别危险,船舶必须避离的区域

D.航行有危险,某些船舶可以不必避离的区域

题型:问答题

以下答案不属于成年人骨软化症易感人群的是( )。

A.老年人
B.哺乳期妇女
C.妊娠
D.青年人

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