The passive: advanced structures.

I can use advanced passive structures.

1 Complete the passive sentences with the correct form of the modal verbs and verbs in brackets.

(Hoàn thành câu bị động với dạng đúng của động từ khiếm khuyết và động từ trong ngoặc.)

1 It isn't true that sleepwalkers ______ (can't / wake) safely.

2 It seems that more research into the new drug ______ (ought to / do) before it was made available.

3 Surely the results of the tests ______ (must / check) before they were published?

4 Our sleep ______ (can / disturb) by artificial lighting.

5 Perhaps not all health myths ______ (should/ dismiss) completely.

6 We ______ (might / lie) to for decades by the drinks industry about how much water we need.

7 Some health advice ______ (may / misunderstand) in the past.

8 Do you think most smokers ______ (could / encourage) to quit by using e-cigarettes?

2 Complete the text with the correct passive infinitive or -ing form of the verbs in brackets.

(Hoàn thành đoạn văn với dạng nguyên mẫu ở dạng bị động hoặc dạng -ing chính xác của động từ trong ngoặc.)

Imagine ¹ _____ (wake up) by a member of your family to discover that you have not only got out of bed and turned on your computer while asleep, but have emailed your friends without knowing it. Apparently, cases of'zzz-mailing' are starting ² _____ (report) more frequently, and experts say they expect ³ _____ (tell) about even more of these strange events. Robert Wood, who suffers from bizarre night-time wanderings, desperately hopes ⁴ _____ (cure) after his wife, who didn't expect ⁵ _____ (meet) by such a worrying sight, found the Scottish chef cooking chips in their kitchen while fast asleep! However, another sufferer, nurse Lee Hadwin, definitely doesn't want ⁶ _____ (prevent) from sleepwalking and admits ⁷ _____ (amaze) by his unconscious talents! He certainly deserves ⁸ _____ (know) as a gifted artist after producing amazing drawings on tablecloths, clothes and walls - although it seems he has no such ability while he's awake.

3 Rewrite the sentences in two ways using passive structures. Begin with the words given.

(Viết lại câu theo hai cách sử dụng cấu trúc bị động. Bắt đầu với những từ đã cho.)

1 We know that too much sugar is bad for us.

It is __________________________________

Too much sugar __________________________________

2 They estimate that a third of babies born in the UK in 2013 have a life expectancy of 100.

It is __________________________________

A third ________________________________

3 They say that vitamin C is good for colds.

It is __________________________________

Vitamin C __________________________________

4 People once thought that carrots were good for your eyesight.

It was once __________________________________

Carrots were once __________________________________

5 People believe that the ancient Egyptians were great doctors.

It is __________________________________

The ancient Egyptians __________________________________

6 They say that the actor put on ten kilos for this film.

It is __________________________________

The actor __________________________________

4 Complete the text with one word in each gap.

(Hoàn thành đoạn văn với một từ trong mỗi chỗ trống.)

Do you hate ¹ _____ told that you should be drinking more water? ² _____ is often reported that we ought to drink at least two litres a day, but there are many people who believe this advice must have ³ _____ spread by companies wanting us to buy their bottled water. Humans are known to ⁴ _____ evolved in conditions of extreme heat and dryness and it ⁵ _____ now thought that too much water is worse for us than too little. According to one scientist, it's like saying we should all ⁶ _____ encouraged to breathe more oxygen, because if a little is good for us, more must be even better!