rise in carbon dioxide is causing steady increase in global warming.
| A．不填; a | B．The; a | C．The;不填 | D．A；the |
He is such a man who is always finding _____ with other people.
| A．error | B．weakness | C．mistake | D．fault |
Your novel is perfect; I’ve never read _______ before.
| A．the better one | B．the best one | C．a better one | D．a good one |
_______homework did we have to do that we had no time to play basketball.
| A．So little | B．Too much | C．Too little | D．So much |
The newly-built road isthe old one.
| A．as twice wide as | B．twice the width of |
| C．as wide as twice | D．the width of twice |
— Is Jack on duty today?
— It ________ be him. It's his turn tomorrow.
| A．mustn't | B．won't | C．can't | D．needn't |