1.They .....to visit me last year.(come/ came/ have come/ will come)

2.This books consists......80 pages.(in/ to/ on/ of)

3.The national.......of Malaysia is Bahasa Malaysia.(language/ population/ climate/ area)

4.The unit of currency of Malaysia is the ........(dollar/ sen/ dong/ ringgit)

5.My sister hasn't eaten durian........(yet/ ever/ since/ already)

6.Lan and Maryam.... pen pals for over two years.(were/ are/ have been/ has been)

7.She used to.....at night.(work/ working/ to work/ worked )

8.He wishes he......actor. Now he is a student(is/ weren't be /were had/ were )

9.Mr Pike was a ........He had a large collection of musical instruments(poet/ musician/ teacher/ designer)

10.............is the traditional dress of Japanese women.(Ao dai/ Sari/ Jeans/ Kimono)

11.She designs clothes for children.She's a........( poet/ musician/ cloth maker/ fashion designer)

"I went to the countryside to visited my granparents"

-> I went to the countryside to visit my granparents.

Dùng cấu trúc "go to somewhere to do something"

He draw very badly('I wish..')

-> I wish he didn't draw badly.

I'm not very tall('I wish...')

-> I wish I were tall.

He often drank a lot a years ago('used to')

-> He is used to drinking a lot a years ago.

My sister often read books in the dark('I wish...')

-> I wish my sister didn't get use to reading books in the dark.

She learnt English 4 years ago(Present perfect)

-> She has learned English for 4 years.

They have just built a new stadium near my school(Passive voice)

-> A new stadium had just been built near my school.

My father often smoked a lot a year ago('used to')

-> My father is used to smoking a lot a year ago.

They finished their exercises on time(passive voice)

-> Their exercises were finished on time.

The weather isn't fine today('I wish..')

-> I wish the weather were fine today.

People made jean cloth from cotton( passive voice)

-> Jean cloth was made from cotton.

It/ compulsory/ wear/ unifrom school/ when/ they/ school

-> It is compulsory for student to wear uniform school when they go to school.

2/A. compulsory B.Buddihism C.summer D.come

3/A.divided B.arrived C.seemed D.prayed

4/A.depend B.region C.impress D.ethnic

5/A.tropical B.climate C.official D.compose

\(\frac{a^2}{b-1}+4\left(b-1\right)\ge2\sqrt{\frac{a^2}{b-1}.4\left(b-1\right)}=4a\)\(\Rightarrow\frac{a^2}{b-1}\ge4a-4\left(b-1\right)=4a-4b+4\)

Tương tự \(\frac{b^2}{c-1}\ge4b-4c+4;\frac{c^2}{a-1}\ge4c-4a+4\)

Cộng theo vế: \(\frac{a^2}{b-1}+\frac{b^2}{c-1}+\frac{c^2}{a-1}\ge4a-4b+4b-4c+4c-4a+12=12\)

"L.I.K.E nhé!" :)

My sister is very fond of chocolate candy.