带式输送机由()组成。
A.机头部和机尾部
B.储带装置
C.拉紧绞车
D.托辊
E.输送带和输送带连接
参考答案:A, B, C, D, E
I prefer ______ her some presents ______ her some money. [ ]
A.to buying, to giving
B.to buy, to give
C.buy, give
D.buying, to giving
合营企业的注册资本是指为设立合营企业在登记机构登记的资本总额,应为合营各方实付资本之和。