He can see his parents in the . A. ruler B. picture C. pen D. number
下列说法中正确的是（）A． 尝药品的味道B． 实验剩余的药品放回原试剂瓶中C． 加热试管里的液体时，试管口不能朝着自己或他人D． 稀释浓硫
兴奋在突触中的传递媒介是( ) A．酶 B．激素 C．带电离子 D．递质
函数y＝ax－2＋2(a>0，且a≠1)的图象必经过点( ) A．(0,1) B．(1,1) C．(2,2) D．(2,3)
So difficult ______ it to work with him in the same company that I determined to find another job. A. I have felt B. have I felt C. I did feel D. did I feel
The photographs of Ms. Kerry, she often makes her family members her subjects, are of great value. A．for whom B．in which C．about which
小议文化（子默） ①世人常谈文化，但要给“文化”下个定义，估计最博学的学者也难以受命。古往今来，界定文化者不在少数，能让人接受者却为鲜
A. 斑点状荒漠化圈广布 