Cứu t vsssssssssssss

1. Nuclear energy is dangerous and expensive. 

be + adj 

S + am/is/are + adj: thì HTĐ

2. The students are doing a project in the classroom now.

DHNB: now (HTTD)

S + am/is/are + Ving 

in + khoảng không gian 

3. We will have driverless cars in the future.

S + will + V1: thì HTĐ

DHNB: in the future (TLĐ)

1. Although it was noisy, the children slept deeply.

Although + clause, clause: mặc dù

2. The streets are muddy. However, the children walk to school.

Clause. However, clause: tuy nhiên

3. Though Jenny is young, she performs very well.

Though + clause, clause: mặc dù

1. Đúng

2. Đúng

3. These shoes are his.

These + N số nhiều + are 

his: đại từ sở hữu 

1. The Flower Festival in Da Lat happens every December.

take place: diễn ra = happen 

2. We are looking for effective sources of energy.

look for: tìm kiếm

S + am/is/are+ Ving: thì HTTD

3. Did you take part in the festival?

join in = take part in: tham gia 

1. How often does the festival take place? 

How often: hỏi tần suất

WH + do/does + S +V1? thì HTĐ

2. Did Mr. Noris spend his last vacation in Italy?

Did + S+V1? thì QKĐ

3. How do most of your friends go to school?

How: như thế nào (hỏi phương tiện)

WH + do/does + S +V1? thì HTĐ