同等学力英语一日一练（五）

like me are not doing anything as __18__ as making a cabbage into a cauliflower —— __19__ has been done by plant breeders in the past. We’re simply tapping into the whole gene pool, __20__ concentrating on one species at a time.

1. A. conventional    B. conversational    C. converse    D. contradictory
　　
2. A. and    B. or    C. but     D. rather than
　　
3. A. dislike    B. preference    C. favorable    D. disposal
　　
4. A. genetic    B. technology    C. scientific    D. pesticide
　　
5. A. development    B. time    C. pace    D. on
　　
6. A. coming    B. expected    C. predicted    D. thought-provoking
　　
7. A. because of    B. for    C. from    D. just
　　
8. A. That    B. Which    C. It    D. What
　　
9. A. available    B. portable    C. affordable    D. ready
　　
10. A. that    B. what    C. which    D. where
　　
11. A. not    B. too    C. almost    D. nearly
　　
12. A. from    B. like    C. to