She’s too fat. She lose some weight but she too much.

A. would ; ate

B. will; eats

C. would; eats

D. will; ate

--- .Let’s stop here for a rest.

A. I don’t think it.

B. I think so.

C. Neither can I.

D. Neither I can.

A. them B. which C. whom D. who

（1）该技术定向改变了酵母菌的性状，这在可遗传的变异的来源中属于____________。

（2）本操作中为了将LTP1基因导入酵母菌细胞内，所用的运载体是________。

（3）要使运载体与LTP1基因连接，首先应使用________进行切割。

（4）切割完成后，利用________将运载体与LTP1基因连接。

A. To his much delight B. Much to his delight

C. To his much delightful D. Much to his delightful

引向歧路

（1）此漫画反映了什么现象？

（2）谈谈你对漫画《引向歧路》的认识。

A. Above all B. As a result

C. In addition D. As a matter of fact

A．通过途径2、3获得幼苗的过程都应用了植物组织培养技术

B．要尽快获得能稳定遗传的优良品种应采用途径2,该过程中秋水仙素作用的时期是有丝分裂后期

C．品种B和品种C的基因型相同的概率为0

D．途径4所依据的生物学原理是基因突变,此途径与杂交育种相比,最突出的优点是能够产生新基因

A. offer B. help C. guarantee D. assist