They have developed computerized systems which will greatly ______ all library users so that they will not need the help of others.
举一反三
- ________ users of the library may not realize that they now need a computerized ticket. A: Regular B: Common C: Casual D: Frequent
- During the feudal society, Kungfu greatly and improved a lot according to the needs of the society. A: had developed B: had been developed C: have developed D: have been developed
- The girl is so helpful that she devoted all her spare time she had ______ others. A: to help B: helping C: to helping D: helped
- 中国大学MOOC: I have been working so hard all day that I really need to ______.
- Lubricating oil systems are fitted with a wide variety of strainers some of which can be cleaned in site while others have replaceable cartridgesThe bold and italic word “which” means （）. A: lubricating oil B: lubricating oil systems C: strainers D: cartridge