Question

It's not good to come late ____school. They arrived ____Guangzhou ____the morning of May 25. A.at;i

希望能讲解一下，谢谢了。
It's not good to come late ____school.

They arrived ____Guangzhou ____the morning of May 25.

A.at;in B.in;in C.in;on D.at;during

My father returned at 10 o'clock____of June 15.

A.in the night B.by the night C.on the night D.at night

He often mistakes me __my brother.

A.to B.as C.for D.with

China has built a Great Green Wall ___the northen part ___the country.

A.to;in B.across;of C.across;on D.at;of

Answer 1

for
in on
be late for school,上学迟到，一般都用介词for.
广州属于较大的地点，所以用on
有具体的日期的时候，在早上用介词at.

It's not good to come late ____school.（for)

They arrived ____Guangzhou ____the morning of May 25.

A.at;in B.in;in C.in;on D.at;during
选C
My father returned at 10 o'clock____of June 15.

A.in the night B.by the night C.on the night D.at night
C理由同上
He often mistakes me __my brother.

A.to B.as C.for D.with
选B，mistake sb. as sb.把某人误认为某人
China has built a Great Green Wall ___the northen part ___the country.

A.to;in B.across;of C.across;on D.at;of
D 具体某部分用at, of表示所有格。

Answer 2

It's not good to come late __to__school. They arrived __at __Guangzhou __in__the morning of May 25.

Answer 3

2. in， on arrive in 到达一个大的地方，如城市，国家等，at 表示小地方，如汽车站，火车站等， 如果早，中晚等时间有其他词修饰的话，用on 如in the morning ,但是 on Saturday morning, on morning of 2 June
3. c
4 d 这个我不太拿的准，觉得意思是他经常搞混我们兄弟两个，所以 用with表示两个人一起
5. B 这个我认为是中国在北方建起了绿色长城，这个长城是横跨北方的，所以觉得用across

Answer 4

for A A D D
个人观点哦，希望有帮助

Answer 5

It's not good to come late __to__ school.
They arrived __in__Guangzhou __on__the morning of May 25.
地点可以用in或at。在国家、城市前用in。具体的地址用at,如She lives at 5,Regent Street.
时间可以用in/on/at。
You use 'on' with:
a days on Monday,on Tuesday
b parts of specific days on Tuesday evening
c special days on New Year's Day,on Christmas Eve
d dates on Friday 13th,on the ninth of May
e special occasions on my birthday,on our anniversary

you use 'in' with:
a months in January,in September
b years in 1988,in the year 2001
c centuries in the fourteenth century,in the last century
d parts of the day in the morning,in the evening
e seasons in the spring,in winter

you use 'at' with:
a clock times at ten o'clock,at midnight
b meals at breakfast
c religious festivals at Christmas,at Easter
我希望得到你的追加分追加分，谢谢。