1. I have done such a difficult exercise.
This is the.............................................
2. John finished his essay in two hours.
It.............................................................
3. My knowledge of computer is very poor.
I know very..............................................
4. I walkked home inheavy rain.
When I.......................................................
5. My friend couldn't finish his assignments because he was tired.
Because of......................................................
6. The test was too difficult for the students to do.
It was.......................................................
7. I haven't visited Singapore since 2000.
The last time......................................................
1. I have done such a difficult exercise.
This is the first time I've done such a difficult exercise
2. John finished his essay in two hours.
It took John two hours to finish his essay
3. My knowledge of computer is very poor.
I know very poor about computer
4. I walkked home inheavy rain.
When I walked home, it was raining heavily
5. My friend couldn't finish his assignments because he was tired.
Because of his tiredness, my friend couldn't finish his assignments
6. The test was too difficult for the students to do.It was very difficult for the students to do the test
7. I haven't visited Singapore since 2000.
The last time I visited Singapore was in 2000
1. I have done such a difficult exercise.
This is the first time I've done such a difficult exercise
2. John finished his essay in two hours.
It took John two hours to finish his essaiy
3. My knowledge of computer is very poor.
I know very poor about computer
4. I walkked home inheavy rain.
When I walked home, it was raining heavily
5. My friend couldn't finish his assignments because he was tired.
Because of his tiredness, my friend couldn't finish his assignments
6. The test was too difficult for the students to do.
It was very difficult for the students to do the test
7. I haven't visited Singapore since 2000.
The last time I visited Singapore was in 2000