从提升教师的人格品位和追求教育意义效果的角度来说，教师要有（）。 A.渊博知识 B.

过抛物线y²=4x的焦点作直线交抛物线于A(x₁,y₁)，B(x₂,y₂)，如果x₁+x₂=6，那么|AB|=

A．8

B．10

C．6

D．4

A. plane    B. much     C. ever     D. look     E. bus     F. arrived

Sally: Have you______小题1:visited any places in China before?

Paul: Yes, 1 have been to Shenzhen.

Sally: How did you go there, by bus or hy train?

Paul: Neither. I went by______小题2:.

Sally: When did you go there?

Paul: Last year. When I______小题3:there, it was already midnight. It______小题4: me 3 hours.

Sally: What do you think of Shenzhen?

Paul: Very nice, and people there are________小题5: nicer

京津唐高速公路长十四万三千六百九十米，这个数写作（    ）米，四舍五入到万位约是（    ）万米。

脱式计算．

102×（401-396）

200+840÷6

198÷9÷2．