1.My classmate asked me if it was possible to develop Artificial Intelligence.
2.The weather was so terrible that we couldn't come home. It was so terrible that we couldn't come home.
3.If you spoke English well, you would get the job.
4.He wishes he could reach the flooded area now.
5.Mary is the most excellent student in her class.
6.Although he has a very important job, he isn't particularly well-paid.
10.Study hard, or you will not pass the final test.
11,English exercises are so difficult that the children cannot do them.
12.He is hard-working enough to pass the exam easily.
13.The vocabulary of Unit 1 is so complicated that we can't learn all of them by heart.
14.It is such an expensive car that we can't buy it.
15.It is such a long book that we can't read it in one day.
16. Because of the heavy rain, we postponed the trip to the countryside.