Bài 2: 

\(\sin65^0=\cos25^0\)

\(\cos70^0=\sin20^0\)

\(\tan80^0=\cot10^0\)

\(\cot68^0=\tan22^0\)

không có đề làm bằng niềm tin ak bạn 

nói cộc lốc zậy sao mà bik giúp bn dk nhệ

làm hộ mk bài 3 bà 4 nha

lớp năm mà sao ko ai chả lời vậy

3 has eaten

4 haven't seen

5 have been driving

6 has lost

7 has written

8 has been writing

9 has found

10 has spent

lớp mấy

ê c*c tau đi đâu cũng gặp mày hết á

chửi cail*z đy học hay đy chữi z đ*  😏

-_-

bạn phải ghi đề rõ ràng chứ

what????

bn ghi zậy sao mk hỉu dk

8 He asked the asreonaul how long he had been living on the International ....

9 The students wanted to know when human would go to Venus

10 I asked Sally and Andy where they were going that summer holidays

VIII

1 Tin said he had been here three months before

2 He wanted to know when the next train left

3 She asked me If I were meeting Judy at four o'clock that day

4 Jane told me She had already seen that exhibition

5 My mother asked me who I had meet at the party the week before

6 Miki said that that were having dinner then, so she could only talk for a few minute

7 I asked Peter is I might use his phone

8 The Prime Minister announced that public sending would be increased the year after

9 Peter said that his father drunk a cup of coffee every morning before going to work

10 I asked the old woman how long she had lived there