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