một công nhân may 30 chiếc khẩu trang trong 45 phút.Hỏi trong 75 phút công nhân đó may được bao nhiêu chiếc khẩu trang?

III. Make questions with “How much” or “How many” and the cues given.

1.      water/ you/ drink/ every day?

……………………………………………………………………………………………

2.   students/ in you class?

……………………………………………………………………………………………____________________

3.   hours/ you/ sleep/ every night?

……………………………………………………………………………………………____________________

4.   money/ you/ have/ in your bag or pocket?

……………………………………………………………………………………………____________________

5.   subjects/ you/ study/ at school?

……………………………………………………………………………………………

II. Complete the sentences with a/ an/ some/ any
1. She wants to buy ................ oranges for her mother.
2. Would you like .................... egg for breakfast?
3. Can you bring me ..................... water, please?
4. I don’t want ....................... sugar in the tea.
5. She has .......................... sandwich for breakfast.
6. There is …………………milk in the bottle.
7. There are ....................... onions on the table.
8. Do you need .......................  expensive house?
9. Do you like ................... meat for breakfast?
10. She buys ..................... new hats for her children.