1.We ( studied )..studied....a very hard lesson the day before yesterday........

2.We (have studied).havestudied......almost every lesson in this book so far......

3.We (watched).watched.....an interesting program on TV last night......`

4. We ( have never watched)...have never watched...that TV program........

5.My wife and i ....had travelled..(had travelled ) by air many times in the past

6.My wife and i (travelled)....

1.We ( studied )......a very hard lesson the day before yesterday........

2.We (have studied).......almost every lesson in this book so far......

3.We (watched)......an interesting program on TV last night......`

4. We ( have never watched)......that TV program........

7.I ( have read)..have read....that novel by Hemingway sevaral times before

8.I (read )...have read.. that novel again during my last vacation

9. I (had)...had...a little trouble with  my car last week.

10.However , i (have).have....no trouble with my cảr since then

1. I have never read a most interesting novel than this.

A. most B. never C. interesting D. this

2. holiday by the sea is gooder than that in the mountains.

A. gooder B. by C. that D. the

3. Susan can work more effective than her colleague.

A. effective B. can C. her D. more

1. I have never read a most interesting novel than this.

A. most B. never C. interesting D. this

2. holiday by the sea is gooder than that in the mountains.

A. gooder B. by C. that D. the

3. Susan can work more effective than her colleague.

A. effective B. can C. her D. more

A

1. The salary of a professor is higher than that of a secretary

The salary of a secretary is lower than that of a professor

2. I didn't realize how late it was and i didn't stop studying till after midnight

It was not until after midnight that I realized how late it was and stopped studying

3. I have never read such as interesting novel as The Little Prince

The Little Prince is the most interesting novel I have read

4. They're not sure how they should operate the new system

They are not sure how to operate the new system

5. Snowboarding is more dangerous than tennis

Tennis is safer than snowboarding

6. Why don't you consider our suggestion before making offical decision?

I suggest that you consider our suggestion before making offical decision

1 . Look ! The birds ...is flying.... ( fly) .

2 . How many times ...has... Lan ( watch ) ...watched..... this game show .

3 . They ...got..... ( get ) up late this morning so they ...was... ( be ) late for shool .

4 . Yesterday , I ...stayed.... ( stay ) at hom and ..watched... ( watch ) TV .

5 . Last ningt they ....ate... ( eat ) at a big restaurant .

6 . This is the first time Peter ..has done.... ( do ) Karate .

7 . My father ....has never read.... (never / read ) news on the Internet .

1 . Look ! The birds are flying( fly) .

2 . How many times does Lan ( watch ) watch this game show .

3 . They get ( get ) up late this morning so they will be ( be ) late for shool .

4 . Yesterday , I stayed ( stay ) at home and watched ( watch ) TV .

5 . Last night, they ate ( eat ) at a big restaurant .

6 . This is the first time Peter has done ( do ) Karate .

7 . My father ........ (never / read ) news on the Internet .

7 . My father has never read (never / read ) news on the Internet .

1 she has the most beautiful voice.

2 you had better stay home during this pandemic.

3 you must not travel to this country.

urban area is not sa peaceful as countryside.

5 i have ever read such an interesting book.

6 nobody is as clever as him .

1. I told her to turn off the television before going out.

=> She has to  turn off the television before going out.

2. My sister cooks well.

=> My sister is a good cooker

3. The meat is more expensive than the vegetables.

=> The vegetables are.cheaper than the meat

4. I have never read a more interesting novel.

=> This is.the first time i have read a more interesting novel.

1. I told her to turn off the television before going out.

=> She is told to turn off the television before going out.

2. My sister cooks well.

=> My sister is good at cooking,

3. The meat is more expensive than the vegetables.

=> The vegetables are cheaper than the meat.

4. I have never read a more interesting novel.

=> This is the most interesting book I have ever read.

1.Ba is not as tall as Nam.

2.That this is the most interesting film i have seen.

3.if we don't learn more.we will don't forget more

1. Nam is taller than Ba.

\(\Leftrightarrow\)Ba is shorter than Nam.

\(\Leftrightarrow\)Ba isn't so tall as Nam.

2. I've never seen a more interesting film that this.

\(\Leftrightarrow\)This is the most interesting film I've ever seen.

3. The more we learn , the me we forget.

\(\Leftrightarrow\)The more we forget, the less we know.

\(\Leftrightarrow\)The less we know, the more we have to learn.