—IwonderifIsmokehere.—Noyou.Youseethereisa“NOSMOKING”signhere.A．may;needn'tB．must;can'tC．shall;won't
—I wonder if I ________ smoke here.
—No you ________. You see there is a“NO SMOKING”sign here.
A．may; needn't B．must; can't
C．shall; won't D．can; mustn't
D
谁用英语的每个英标组个单词.（意思是单词里面含有英标的音就好了）!全部的英标48个英语国际音标表2 2020-04-27 …
对函数f(t)=∫(t到e^t)sin(u^2十1)du求导 2020-05-13 …
连字成词(英语）l u o e b s r u s r e t o s w a e s r t e 2020-05-14 …
Y,s,t,d,u怎么组成英文单词? 2020-05-14 …
已知字母组合成英语单词1、e e t t i n h r 2、e e r a t w h 3、o 2020-05-14 …
电动机物理题电流通过某一电路,电能（E）转化为机械能（E机）和内能（E内）,已知这个电路两端的电压 2020-05-16 …
将字母组成单词,并译成汉语1.m,e,r,m,u,s,汉语2.u,l,t,e,c,u,r,汉语3. 2020-06-04 …
matlab求解二阶导数方程,四个方程四个未知量>>symst>>E=32;G=10.81;b=2 2020-07-19 …
写单词,这些单词打乱顺序了!：1.d,f,e,n,i,f,e,r,t,()2.g,h,o,e,t, 2020-07-26 …
交变电路中纯电感电路电感两端的电压关系一电感线圈接入正弦式交变电压e(t),则电感两端会产生自感电动 2020-11-27 …