D

B

A

B

C

\(\dfrac{1}{4}+\dfrac{7}{10}=\dfrac{10}{40}+\dfrac{28}{40}=\dfrac{38}{40}=\dfrac{19}{20}\)

\(\dfrac{6}{1}-\dfrac{2}{3}=\dfrac{18}{3}-\dfrac{2}{3}=\dfrac{16}{3}\)

\(\dfrac{8}{3}\times\dfrac{3}{2}=\dfrac{24}{6}=4\)

\(\dfrac{3}{4}:\dfrac{2}{7}=\dfrac{3}{4}\times\dfrac{7}{2}=\dfrac{21}{8}\)

A

C

1. A. uniform       B. appointment    C. unhappy                    D. delightful

2. A. compliment B. dishwasher      C. anniversary      D. calendar

1. A. closes           B. horses              C. roses                D. houses

2. A. cooked                  B. hoped              C. laughed            D. measured

3. A. room            B. good                C. foot                  D. looked

E học bên Lớp Tiếng Anh cô Quỳnh à:D

John has got a cat.

John hasn't got a cat.

Does John have a cat?

drive

visited

have you bought

is going to travel

decorate

WATCHING

TO GO

SAYING

TO CALL

USING

TO HAVE

WORKING

TO CONTACT

Phần B:

C

A

B

C

D

A

C

D

A

A

C

D

1. 

D

C

B