二、听录音,判断下列句子与所听内容是否相符,相符的写“T”,不符的写“F”。(听两遍)()1.GoalongGrapeStreet.()2.HowdoIgettotheshoeshop?()3.GetoffthemetroatParkStation.()4.Y
二、听录音,判断下列句子与所听内容是否相符,相符的写“T”,不符的写“F”。(听两遍)
( ) 1. Go along Grape Street.
( ) 2. How do I get to the shoe shop?
( ) 3. Get off the metro at Park Station.
( ) 4. You can see many ships on your left.
( ) 5. Turn right at the traffic lights.
二、 1. Go along Mango Street.
2. How do I get to the bookshop?
3. Get off the metro at Park Station.
4. You can see many ships on your left.
5. Turn left at the traffic lights.
(1. F 2. F 3. T 4. T 5. F)
数列叠加法问题回答的详细点必有重谢!(1)当数列的递推公式可以化为an+1-an=f(n)时,取n 2020-05-14 …
设M={x|f(x)=x},N={x|f(f(x))=x},(1)求证:M是N的子集(2)f(x) 2020-05-14 …
f(2-x)的导数是f'(2-x)还是-f'(2-x)?为什么?我很诧异啊f(2-x)的导数就是f 2020-06-10 …
设方程F(x,y)=0确定隐函数y=f(x),且F(x,y)存在二阶连续偏导数,求其二阶导数答案应 2020-06-10 …
高等数学题:设映射f:X→Y,A是X的子集,记f(A)的原像为f(^-1)(f(A)).证明:(1 2020-07-13 …
正整数可以分为两个互不相交的正整数子集:{f(1),f(2),f(3)...f(n)...};{g 2020-07-20 …
关于同余的1.设f(x)是一个整奇数非零多项式,且a≡b(modm),则f(a)≡f(b)(mod 2020-08-02 …
高中函数变量代换法求高手指教.已知x≠0,函数f(x)满足f(x-1/x)=x^2+1/x^2,则 2020-08-03 …
将f(x)按迈克劳林展开=f(0)+f'(0)x+1/2*f''(ξ)x^2,对积分∫1/2*f'' 2020-11-02 …
把歇后语搭配起来。1.滴后穿石A.唱得好听2.百灵鸟的嘴巴B.心眼多3.笼子里的老虎C.非一日之功4 2020-12-09 …