【单选题】He must give US more time, ______ we shall not be able to make a good job of it.
【判断题】商品条码是建立在商品分类与编制商品目录的基础上进行的
【判断题】调研报告根据读者的不同需要可分为专题报告和一般性报告。
【简答题】In order to know a foreign language thoroughly, four things are necessary. Firstly, we must be able to understand the language when we hear it spoken. Secondly, we must be able to speak it ourselves, ...
【单选题】A teacher's work is the same as an actor's because they both must be able to ______.
A.
hold the attention and interest of their audience
B.
learn their parts by heart
C.
use their voice in the ways fixed beforehand
D.
suit their acts to the need of the audience
【多选题】商品编码方法中,需要在商品分类基础上进行的编码方法是()。
【单选题】He must give us more time,________we shall not be able to make a good job of it.