He________methathedecidedtoleaveonMonday.
Constructionoftherailwayshelpedtodevelopthenational_______ofTanzaniaandZambia.
如图,连续函数y=f(x)在区间[-3,-2],[2,3]上的图形分别是直径为1的上、下半圆周,在区间[-2,0],[0,2]的图形分别是直径为 则下列结论正确的是()
Theboyranoutoftheclassroomwithouttheteacher's_______.
设函数f(x)=ln(3x),则'f(2)=()