I think at the beginning of each book a __________ introduction to it is necessary.
Only by reading more books improve your reading skills.
Although I had read the book assigned by the professor several times , it didn’t make any _____ to me.
At the meeting, student representatives ________some very good suggestions.A. put out B. put off C. put forward D. put down 17. being fun and good exercise,swimming is a very useful skill.A.Apart from B.As good as C.In addition D.As well
With a lot of difficulties ___, they went to the seashore and had a good rest.
Tina is the only foreigner ________to the evening party last night.