Some scientists believe that it won’t be long _______ robots are widely used in all walks of life．
| A．since | B．after | C．before | D．until |
相关试题
--- Our class team is going to play in the final match．I’m sure we will win．
--- !
| A．Congratulations | B．Cheer up | C．Good luck | D．Go ahead |
The impatient driver received a ticket for speeding．He so fast．
| A．mustn’t have driven | B．wouldn’t have driven |
| C．couldn’t have driven | D．shouldn’t have driven |
The man standing on the desk held the view he was right．
| A．what | B．how | C．which | D．that |
--- Johnson, come and have a look at the sea! It is beautiful, isn’t it?
--- If only I lived here by the sea．
| A．Really? | B．Absolutely! | C．Nonsense! | D．Not at all． |
．should D．would be相关知识点
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