【判断题】国家标准是其他同类标准必须遵守的共同准则和最低要求。
【判断题】国家标准是其他同类标准必须遵守的共同准则和最低要求。
【单选题】一质点由静止开始作圆周运动,其相对圆心的角动量随时间的变化关系为 L = 3 t 2 ,则质点受到的相对于圆心的力矩大小为
【单选题】According to the passage, Miss Amelia was
A.
a woman of handsome countenance.
B.
negligent of other men's courtship.
C.
hurt badly by the marriage that failed.
D.
ambitious to become famous and rich.
【简答题】根据所听的短文内容,在所给的A、B、C三个选项中选出最佳选项。 1. Who likes sports? A. Tom. B. Mike. C. Tom and Mike. 2. What are they doing at 7:35? A. They're skating. B. They're listening to the radio. C. They're swimming. 3. Wh...
【单选题】Hi! How are you?I am fine. I really like my new job on this vessel. The work is difficult but I enjoy it. Every morning the Chief Officer gives me a list of jobs to do. I have some free time after wor...
D.
The speaker's roommate.
【单选题】Hi! How are you?I am fine. I really like my new job on this vessel. The work is difficult but I enjoy it. Every morning the Chief Officer gives me a list of jobs to do. I have some free time after wor...
【单选题】ODIOUS : HATRED ::
E.
obdurate : frustration