英语高手快过来!!!!!!晕
1.确保过坩埚里有水，否则会发生危险。
2.我把酒精灯点着了。
3.我听到了水开的声音。
4.我把盖子拿走，并且把酒精灯熄灭了
5.确保实验后把气关了。
6.你也可以邀请你的家长和你一起来做这个实验。
是关于实验报告的吧。
desk somewhere you can study write etc.
课桌 你可以学习或写东西的地方
chalk something you can write on the blackboard
粉笔 你可以用它在黑板上写字
eraser when you wrote wrong word ,you can clear it away
橡皮 当你写错字时，你可以用它擦除错字
pen/pencle something you can write on the paper
钢笔、铅笔 你可以用它在纸上写字
chair something you can sit on it
椅子 你可以坐在上面的物体
2.My birthday is____on_____May 21st.
3.It is always cold____in______February.
4.My father was there____in_______1984.
5.He is going to arrive______on____Tuesday.
用across,over,between,off,along,in,on,into,out of或under填空.
1.The aeroplane is flying_____over___the village.
2.The ship is going______under____the bridge.
3.The boy is swiming___in_____the river.
4.Two cats are running______out of___the well.
5.My books are_______on______the shelf.
6.The bottle of milk is_____in______the refrigerator.
7.The boy is jumping_____along_______the branch.
8.Mary is siting______between____her mother and her father.
9.It is 0 o'clock.The children are going___out of______class.
10.It is 4 o'clock.The children are coming_____into____class.
at
on
on
in
on
over
across
in
along
on
in
off
between
into
out of
---------------------------
具体的哪一天天用on
时间用at
月份或年数用in
后面的题可以根据意思来填
当然最重要的是要把句子和单词的意思看懂
at
on
on
in
on
over
across
in
along
on
in
off
between
into
out of
at
on
in
in
on
off
across
in
over
under
on
along
between
into
out of
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