【单选题】某质点的运动函数为 x = t 3 +2 t - 6 ( SI ),则该质点作
【多选题】PowerPoint2010的优点有()
【多选题】PowerPoint 2010的优点有( )
【单选题】Sun: Hello, I'm the sun. I'm strong. I give light to the earth. I'm No.1. Moon: Hello, I'm the moon. At night 1 give light to the earth. I'm stronger. I'm No.1. Sun: Your light is from me, isn't it'? ...
【单选题】听力原文:M: Hello, Ms. Davis. I am calling from MCI to explain our new long distance calling plan. W: Hmm... I am already using Sprint for 60 cents per minute to Japan. M: We can give you a better deal wi...
A.
The promotion of a telephone service.
B.
Making a sales plan for new products.
D.
Complaining about a faulty product.
【单选题】听力原文:M: Hello! Is that box heavy? W: No, it is light. But it is full of fruit. Q: What is in that box? (18)
【单选题】1859年,达尔文的《物种起源》出版,他用大量事实论证了自然界中的生物的物种是不断进化的,是不断从低级向高级发展的。它证明了整个有机界——植特、动物,包括人类在内,都是长期发展进化过程的产物。下列对达尔文及《物种起源》评述中,错误的是()
【单选题】听力原文:W: Hello, Patrick, is that you? M: Yeah Jane, what can I do for you? W: I was calling about the apple tree that you were trimming yesterday. M: That was hard work! W: I'm sure it was. It sure loo...
A.
He picked up some apples in his yard.
B.
He cut some branches off the apple tree.
C.
He quarreled with his neighbor over the fence.
D.
He cleaned up all the garbage in the woman's yard.