【简答题】阅读理解。 Years ago, if a person has some problems in his life, he might go home and write in his diary. Now he might go onto the Internet and write about them in a blog(博客). Differences between a blog an...
【简答题】隐式转换可以通过直接变量_________赋值的方法实现,即直接把给变量重新赋值,从而改变其类型。
【单选题】According to Paragraph 6, what error had Ames made at first?
A.
He thought only man-made chemicals dangerous.
B.
He suspected his experiments and tests.
C.
He is sometimes naive and ignorant.
D.
He considered most natural substances negativ
【简答题】推销人员在推销过程中,首先推销的是______,其次是推销______,最后才是推销______ 。
【单选题】游客被黄蜂蜇伤后导游员不正确的处理方法是
【单选题】According to Paragraph 6, what error had Ames made at first?
A.
He thought only man-made chemicals dangerous.
B.
He suspected his experiments and tests.
C.
He is sometimes naive and ignorant.
D.
He considered most natural substances negative.
【简答题】完形填空。 Tony loved basketball. One afternoon on his way to a basketball , he was walking and dreaming about playing college 1 the next year. Suddenly a car hit him and he was thrown three 2 into the...
【单选题】如图 6 所示是某种汽车上的一种自动测定油箱内油面高度的装置. R 是滑动变阻器.它的金属滑片是杠杆的一端,从油量表 ( 由电流表改装而成 ) 指针所指的刻度,就可以知道油箱内油面的高度,当滑动变阻器的金属滑片向下移动时 ( )