1. Complete these sentences with a, an, some, any
0. There’s some toast on the table.
1. Have you got ______________ bread?
2. If you’re hungry, have ______________ sandwich.
3. My mother often has ______________ banana for her breakfast.
4. I’m thirsty. Can I have______________ drink, please? 
5. You didn’t buy ______________ bacon this morning, Mai?
6. If you eat ______________ apple every day, you can keep the doctor away.
7. Is there ______________cheese, Mom?
8. I think there aren’t ______________ sweets left.
9. There were ______________ cups of tea on the table this morning.
10. I don’t know if Mr. Hai likes drinking _____________ cup of white coffee every day.
2. Choose the best answer
1. I’d like ( a tube of/ a bottle of/ a bar of/ a can of) chocolate.
2. Is there( any/ some/ many/ few) beer in the fridge?
3. How much (bananas/ oranges/ eggs/ sugar) do you need?
4. She never touches ( healthy/ unhealthy/ good/ delicious) food.
5. What would you like to eat? ( I’d like a pizza/ I like pizza/ yes, thanks/ yes, please)
6. Her mother( made/ divided/sliced/heated) the beef into strips.
7. Children ( need/ needn’t/ should/shouldn’t)  eat too many sweet things.
8. Add( few/ a little/ may/ too much) salt to the soup, please.
9. Stop, please. That is ( a little/ a few/ too much/ too many) coffee.
10. I ate ( too much/ too a lot of/ plenty/ so many) ice cream so I felt sick.

Read the following passage and decide which sentences are True (T) or False (F)
How many calories can you burn in one hour? Well, it all depends on the activity. You use calories all the time, even when you are resting. Reading, sleeping, sitting and sunbathing all use about 60 calories an hour.
Very light activities use 75 calories. Examples are eating, writing, knitting, shaving, driving and washing up.
Light activities which use about 100 calories an hour include playing the piano, getting dressed and having a shower.
Under moderate activities which use between 100 and 200 calories an hour we can put walking, doing housework, shopping and skating.
Energetic activities use 200 - 400 calories. These include horse riding, cycling, swimming, skipping, and dancing.
Finally there are strenuous activities which use up to 600 calories an hour. These activities include climbing stairs, jogging, digging the garden and playing football.

_____61. The amount of calories we use an hour depends on the activities we do.
_____62. When we are resting we don’t burn calories.
_____63. Reading uses as many calories as writing.
_____64. The calories we burn for eating and washing up are the same.
_____65. Sunbathing uses more calories than driving.
_____66. Having a shower uses only 100 calories an hour.
_____67. Walking is a very light activity.
_____68. Cycling and dancing use the same amount of calories.
_____69. Horse riding uses the most amount of calories.
_____70. Playing football uses fewer calories than swimming.

Chia 34.8g hỗn hợp kim loại gồm Al, Fe và Cu thành 2 phần bằng nhau:- Phần 1: Cho vào dd HNO3 đặc nguội dư thu được 4.48 lít khí NO2 ở đktc- Phần 2: Cho vào dd HCl dư thu được 8.96 lít H2 (đktc)Vậy Khối lượng của Al và Fe trong hỗ hợp ban đầu là!!

Chia 34.8g hỗn hợp kim loại gồm Al, Fe và Cu thành 2 phần bằng nhau:
- Phần 1: Cho vào dd HNO3 đặc nguội dư thu được 4.48 lít khí NO2 ở đktc
- Phần 2: Cho vào dd HCl dư thu được 8.96 lít H2 (đktc)
Vậy Khối lượng của Al và Fe trong hỗ hợp ban đầu là!!

Hòa tan 62,1 gam kim loại M trong dung dịch HNO₃ thu được 16,8 lít hỗn hợp khí X (không màu, không hóa nâu trong không khí). Có d_X/H2 = 17,2. Tính V dung dịch HNO₃ 2M đã sử dụng biết dùng dư 25% so với lượng cần thiết và tên kim loại M

Cho bột Fe vào dung dịch AgNO₃ dư, sau khi kết thúc thí nghiệm thu được dung dịch X gồm:

A. Fe(NO₃)₂, H₂O                                 B. Fe(NO₃)₂, AgNO₃            

C. Fe(NO₃)₃, AgNO₃                            D. Fe(NO₃)₂, Fe(NO₃)₃, AgNO₃