We should turn ............. the faucets carefully after use.

Rewrite the following sentences without changing their meanings

Why don't you ask her yourself?

I suggest ........................................................

Rewrite the following sentences without changing their meanings

His wife said "Let's have dinner after the theater"

His wife suggested .....................................................

Supply the correct form or verb in the bracket

The air in the city is very .......................... (pollute)

Rewrite the following sentences without changing their meanings

What about going out together tonight?

Shall ...........................................................................?

Rewrite the following sentences without changing their meanings

I can't take you to the airport because I don't have a car.

If I ..............................................................................

Unless you understand, I ............. explain it again to you.

Supply the correct form or verb in the bracket

My father suggested (take).................. showers to save water.

Choose the word or phrase in the box that best fits the blank space in the following passage.

save    luxuries     in      lighting      last       labeling     consumers      reduced     effectively      efficiency

In Western countries, electricity, gas, and water are not .............. (1) but necessities. Companies now realize that ................. (2) want products that will not only work ..................... (3), but also save money.

For most North American households, .................... (4) accounts for 10 percent to 15 percent of the electricity bill. However, this amount can be ...................... (5) by replacing an ordinary 100- watt light bulb with an energy saving bulb. These bulbs use a quarter of the electricity of standard bulbs and ...................... (6) eight times longer. Therefore consumers can ..................... (7) about US$7 to US$21 per bulb. In Europe, there is a .................... (8) scheme for refrigerators, freezers, washing machines and tumble dryers. The label tells the consumers how much energy .................... (9) each model has, compared with other appliances ........................ (10) the same category.

I told a joke, ............. nobody laughed.

It rained heavily last night, ........... all the children got wet.

She had a shower ............... she washed her hair.

Supply the correct form or verb in the bracket

He enjoys (listen) ............. to music in her free time.

If they ............ pupils, they must wear uniform.

........ go somewhere for a drink?

I went to the dentist's yesterday ................. I had a toothache.