比利时诞生的转Bt基因的烟草，转入的是完整的（ ）基因。
A: cry1A（a）
B: cry2A（b）
C: cry1A（b）
D: cry2A（a）
A: cry1A（a）
B: cry2A（b）
C: cry1A（b）
D: cry2A（a）
举一反三
- He often makes his sister , and this time he is made by his sister. A: cry…cry B: to cry…to cry C: to cry…cry D: cry…to cry
- Tom often makes his sister _______, but yesterday he was made ______ by his sister. A: cry; to cry B: to cry; cry C: cry; cry D: to cry; to cry
- In the past he often made his sister ____, but now he is often made _____ by his sister. A: to cry, to cry B: cry, cry C: to cry, cry D: cry, to cry
- Though Tommy often makes her little sister _____, today he was made _____by her little sister. A: cry, to cry B: cry, cry C: to cry, to cry D: to cry, crying
- 比利时诞生的转Bt基因的烟草，转入的是完整的（）基因。