(单选题)19: _______ cold it is today！ A: How B: How a C: What D: What a ...

(单选题)13: Not until recently did I _____the college life. A: use to B: get used to C: used to D: used in ...

(单选题)7: I could speak their language and identify _____ their problems because I had been there myself A: \ B: with C: on D: to ...

(单选题)1:  I tried to ________ him at his office but he wasn't in. A: touch B: contain C: contact D: contract ...

(单选题)20: His father is the British_____ to Japan. A: ambassador B: ambulance C: ambition D: embarrass ...

(单选题)14: She        the queue and waited for her turn. A: jumped B: joined C: kicked D: was ...

(单选题)8: _____ all her other qualifications. Mary was an excellent cook. A: except B: in addition to C: besides D: except for ...

(单选题)2: The map _____ China is ______ the wall ________ our classroom. A: in, of, on B: of,on,in C: of,on,of D: of,of,on ...

(单选题)4: 因电介质的性质不同使得电介质的极化过程也不同,电介质的极化过程通常可被划分为两大类。它们分别被称为： A: 取向极化和位移极化 B: 有极极化和无极极化 C: 分子极化和位移极化 D: 取向极化和分子极化 ...

(单选题)6: 在相同的温度和压强下，各为单位体积的氢气与氧气的内能之比与各为单位质量的氢气与氧气的内能之比分别为： A:  16 ：1，1 ：1 B:  1 ：1，16 ：1 C:  1 ：1，32 ：1 D: 1 ：1，8 ：1 ...