Câu hỏi:

..........................were you born? – In March

Although she is so young, she sings beautifully (age)

→ In spite of ………………………………………

Put the verbs in correct tenses

………..you (wait) ………………………for her when her plane arrives tonight?

We will be using biogas for cooking and heating at this time next month.

→ Biogas ………………………………

What is the distance between Hanoi and HCM city?

→ How far ……………………………………

Some new energy-saving bulbs …………. in the dining-room.

We will cut down on the use of natural gas because it is …….… & harmful to the environment.