问题
填空题
用所给单词的适当形式填空。
1. If I _____(be) a scientist, I _____ (will) combine a sheep and a poatato.
2. It’s snowing today. Jenny had beter _____ (not go) out.
3. Have you ever studied _____ (clone)?
4. You and your sister look the same. I can hardly _____ (identical) you two.
5. Sam’s grandfather has been _____ (die) for many years.
答案
1. were, would
2. not go
3. cloning
4. identify
5. dead