77. all / out / kisses / arrives / and hugs / house, / the people / at / in / my grandparents’ / the house / run / greet us / with / When my family to / .
78. same / this / My mom / tries / same / it / to cook / has / the / but / taste / never / dish, / .
79. get / it / managed / had / to / snowing / a great / Even though / people / to / the / been / end-of-term / all day, / concert / many / .
80. put out / If / would / there / been / a strong / hadn’t / wind, / to / it / not / have / so difficult / been / the fire / such.
81. years / This / is / students / suitable / up / of / material / eighteen / for / and / .

Fill in the blanks with the correct form of the infinitive or the –ing form. Mind the tenses.

1. The police made the bank robbers …………………………………. (give) themselves up.
2. He is not likely ………………………………..……………. (return) before five o’clock.
3. The criminals were forced …………………………………. (surrender).
4. They might not …………………………………….…………. (complain) about the meal if the service
hadn’t been so dreadful.
5. He is said …………………………….. (make) the best cheese in the area for over thirty years.
6. You must …………………………………. (starve) to have eaten such a big dinner last night.
7. She’d better …………………………………. (have) a good excuse for being so late.
8. They hope …………………………………. (make) a lot of money in their new business.
9. The wind tends …………………………………. (increase) just before sunset.
10. He should …………………………………. (tell) his parents the truth when they asked him.
11. Imagine …………………………………. (live) in a big house like that!
12. I’d rather not …………………………………. (visit) my parents this weekend.
13. She’s too tired …………………………………. (concentrate) on her work today.
14. You should …………………………………. (see) his face when she told him the news.
15. It was such a shock …………………………………. (hear) from her after all these years.
16. Ann would love ………………. (lie) on a beach now, instead of …………………. (type) reports.
17. The doctor worked for fifteen hours without …………………………………. (take) a break.
18. John’s father let him …………………………………. (borrow) his car for the weekend.
19. There’s no point ……………………………. (get) there early, because the gates don’t open till 10 am.
20. Jim doesn’t have enough patience …………………………………. (be) a teacher.

A SMALL PET

Miniature dogs that fit (74) …………………………. your handbag have been popular (75) …………………………. a long time but now there’s a new must have mini animal: the micro pig. This could (76) …………………………. the new pet for the family (77) …………………………. has everything. According to breeder Jane Croft they make fantastic pets (78) …………………………. they are very low maintenance and don’t make much noise. They are easy to toilet train and once you have bonded with (79) …………………………. they are very loving. In fact with training they can be intelligent and well- behaved pets. (80) …………………………. popular belief, they are clean animals and do not smell. They need outdoor space though and regular exercise so are (81) …………………………. ideal for families living in small flats. Miniature pigs (82) …………………………. first developed for medical research in Europe before being introduced as pets in the USA in the 1980s. Since (83) …………………………., the animals have been used (84) …………………………. scientists throughout the world and are now becoming a fashionable pet in Europe. Scientists have used miniature pigs in all sorts (85) …………………………. studies including organ transplantation. Miniature pigs are better for medical research (86) …………………………. normal breeds of pigs because they don’t have the same weight and health problems large pigs do. They will make better pets too for the same reasons.

Hỗn hợp A gồm Al, Fe. Hòa tan hoàn toàn một lượng A trong dung dịch HCl dư thu được dung dịch B và khí C. Cho B tác dụng với lượng dư dung dịch NaOH thu được kết tủa D và dung dịch E. Nung D trong không khí đến khối lượng không đổi được chất rắn F. Cho khí CO dư đi qua F nung nóng được chất rắn G. Sục Co2 dư vào dung dịch E thu được kết tủa H. Nung H trong không khí đến khối lượng không đổi được chất rắn I. Hãy cho biết thành phần các chất trong B, C, D, E, F, G, H, I và viết ptpư xảy ra.

DANGEROUS WORK

The (61) …………………………….(PROBABLE) of your being killed or injured at work determines how much life (62) …………………………….(INSURE) you have to pay. An (63) …………………………….(ELECTRIC), for example, has a fairly high life (64) …………………………….(EXPECT) - they are only at risk from the odd (65) …………………………….(FAULT) cable - and are therefore in a low risk (66) ……………………………(CLASSIFY). Higher premiums are paid by people who have more (67) …………………………….(DANGER) jobs such as (68) …………………………….(CONSTRUCT) workers. There were sixty-five deaths on building sites last year alone. (69) …………………………….(FORTUNATELY) most accidents and deaths are caused by a (70) …………………………….(TEND) to ignore (71) …………………………….(SAFE) regulations, when simple precautions and good sense can prevent fatalities.

I. Complete the sentences using the words in bold. Use two to five words.
72. I advise you to check the details before you sign the contract. had
You …………………………………………………….. before you sign the contract.
73. There’s no milk left. run
We …………………………………………………….. milk.
74. Don’t blame me if there’s no food in the house. fault
It …………………………………………………….. there’s no food in the house.
75. She should be told the truth. better
It …………………………………………………….. her the truth.
76. I’m sure he read about it in the newspaper. have
He …………………………………………………….. in the newspaper.
II. Rearrange to make sentence.
77. all / out / kisses / arrives / and hugs / house, / the people / at / in / my grandparents’ / the house / run / greet us / with / When my family to / .
78. same / this / My mom / tries / same / it / to cook / has / the / but / taste / never / dish, / .
79. get / it / managed / had / to / snowing / a great / Even though / people / to / the / been / end-of-term / all day, / concert / many / .
80. put out / If / would / there / been / a strong / hadn’t / wind, / to / it / not / have / so difficult / been / the fire / such.
81. years / This / is / students / suitable / up / of / material / eighteen / for / and / .