I.Cho dạng đúng của từ trog ngoặc:

1. The window need .... (clean)

2.I need ...... (do) my homework

3.I remember ..... (close) the door

4.He is always forget ... (do) his homework

II.Sử dụng các cấu trúc trog câu:

1.It's .... a difficult word .... we can't spell it

a. the - and       b. kind of-and       c.such - that      d. kind of - that

2. I learned very hard for the test .... i will pass it this time

a .order that    b. in order for      c. so as to       d. so that

3. This is .... important .... ignore

a. an- and         b. an - don't      c. too- to      d. very - shoudn't

1.Vietnamese students have lessons on Saturday

2.American students don't have English and lessons on saturday

3.They have classes only in the moring on weekdays

4.Vietnamese students have summer vacation for three months off

5.The students have their exams in May

1.The United States Library is one of the largest library of world's congress

2.Congress Library receives all of American books.

3.5000 emolyees work in that library

4.Student can borrow books from the library

5.The shelves are put on many kinds of books

6.My first English class is on Wednesday at 8.00

7.It's easy to find the author with a book

8.Reading will help you widen your knowledge

9.American students do not usually wear school uniform 

trừ số có số 0 ra thì còn lại là số đó nha bn...:)))

9828                                                  

đúng cái

chiều rộng của hình chữ nhật là   45*2/3=30 m

diện tích của thửa ruộng là   30*45=1350 \(m^2\)

thửa ruộng đó thu được số kg thóc là        1350:50*20=540 kg thóc

đáp số   540 kg thóc 

1. That

2.That

3.Those

4.this

5.these

6.those

7.those

8.this

9.those

10.that

Nguyễn Duy Anh cko cái nhận xét đi...

làm cko có lệ 

1.Nick wash his hands a lot, so it always clearly

2. David eats lots of junk food, and it is very harmful for his healthy

3. The doctor told Elena she should sleep more, or try to relax more

4. My sister plays computer games, but she doesn't enjoy it much