As we know, penicillin became the greatest drug of the 20th century, ______ millions of lives.
| A．to save | B．saving | C．saved | D．Save |
The job is great in terms of salary ．It has its disadvantages, _______ ．
| A．though | B．however | C．even | D．therefore |
______ it is hoped that college students should be equipped with the ability to take a good set of notes, this is not always the case．
| A．When | B．While | C．As | D．Unless |
The child should be punished．You shouldn’t let him ______ telling lies．
| A．keep away from | B．keep away with |
| C．get away from | D．get away with |
Susan was just _____ at those pigeons at the time, so I don’t think she saw me．
| A．spotting | B．watching | C．glaring | D．staring |
------Mum，can I go out to play with Tom for just a while ？
------ _______ and do what you like．
| A．No way | B．Go ahead | C．It depends | D．Don’t worry |