—Let's __________ ice-cream.
—I don't like __________.
A：have; it
B：to have; it
C：to eat; it
D：eat; they
函数f(x)=2x+3x的零点所在的一个区间是( )
写出近义词。
辩斗—____ 日中—____ 车盖—____
-- Did they ____ (clean) the house yesterday?
-- Yes, they ____.
东南亚成为世界重要的热带经济作物生产基地，主要的自然条件是
