What happens if there is too much sediment and nutrient in a waterway? A. Breeding events are triggered. B. The quality of downstream water is lowered. C. It maintains a healthy ecosystem.

Correct the the mistakes in the following sentences. Use the future simple and continuous tense.

Don't call me at 10 o'clock. I am going to fly to Spain.

Find the mistake

If (A) you do not understand (B) what were written (C) in the book, you could ask (D) Mr. Pike.

Find one mistake in each following sentence.

If there isn’t enough food, we couldn’t continue our journey.

Write the correct tense or form of the verbs in brackets.

Just a decade ago, cell phones___________ (primarily/ use) for calling people.

Rewrite each sentence so that is contains the word in capitals.

Harry is one of my friends. (MINE)

Chọn từ có trọng âm khác các từ còn lại

_____________ I have a look at the photos of outer space in your computer?

I have not met her for three years.