After he retired from office, Rogers painting for a while, but soon lost interest.
| A．took up | B．saved up | C．kept up | D．drew up |
George said that he would come to school to see me the next day, but he.
| A． | wouldn't | B． | didn't | C． | hasn't | D． | hadn't |
Jerry did not regret giving the comment but felt ______ he could have expressed it differently.
| A．why | B．how | C．that | D．whether |
One learns a knowledge by making mistakes and ______ them.
| A．corrects | B．correct | C．to correct | D．correcting |
By the time you have finished this book, your meal ______ cold.
| A．gets | B．has got | C．will get | D．is getting |
-Look at those clouds!
-Don't worry. ______ it rains, we'll still have a great time.
| A．Even if | B．As though | C．In case | D．If only |