I had decided to give it up ,but on _____second thoughts,I decided to try _____third time.
| A．不填;a | B．不填;the | C．the;the | D．the; a |
My painting won the first prize, _____ changed my plans for the future.
| A．which | B．where | C．that | D．what |
—It’s a little bit cold today, but you have sweat all over.
—Yes, I _______ around the city for almost three hours.
| A．have hiked | B．was hiking | C．am hiking | D．have been hiking |
The rate of unemployment in America after the worldwide economic crisis may be ______ reported earlier.
| A．as twice high as | B．twice as high as |
| C．as high twice as | D．as high as twice |
Cycling is a very useful way, especially in cities _______ bike paths have been built.
| A．which | B．that | C．where | D．what |
This is not what I __ him to say.
| A．hoped | B．expected | C．has hoped | D．thought |