Fill in the blanks with suitable prepositions: in, at, on, after, under, between, beside, among, out, of, above, beneath.

1.I ofter feel nervous when i am.......strangers.

2.Children must attend school.........the ages of 5 and 16

Tính

a)(x+3)^2

b)(x-5)^2

Most of the children (not enjoy)..reading books today

Her parents let her (go out)...with her friends every day

(walk)... is a fun, easy and inexpensive activity

Lazlo Biro (invent)..the ballpoint pen in the 19th century

Telephone me this evening. I... home.(be)

Nam (get)... early every morning

Although i have a car, i prefer (travel)...by train

He must (cover)... electrical sockets for safety of the children

The children alaways try (put)...something in the holes

It only takes one match (cause) a fire

My mother......(listen) to music in his free time

Mai (play)... badminton in her free time

She(be)... happy son

My family often (go)...for a picnic on the weekend

We(give).....lan a birthday present tomorrow

Phong.....(watch) telrvison every night.

They......(go) to the movie tonight.

We (meet)......our friends next sunday

Tomorrow, she (invite).... all friends next sunday