30. , and you will realize your dream of being successful.
| A．Making great efforts | B．To make your efforts |
| C．A bit more effort | D．If you double your efforts |
You shouldn’t have the machines ______ all the while. You ought to have them ______ now and then.
| A．run; repair | B．running; repairing | C．run; repaired | D．running; repaired |
--- Did you go to the show last night?
--- Yeah. Every boy and every girl in the area ______ invited.
| A．were | B．have been | C．has been | D．was |
With no bridge, they had to swim across the river to the _______ bank to ______ the news.
| A．other; access | B．another; replace | C．opposite; spread | D．other’s; indicate |
. --- Great changes have taken place in your city!
--- Yes, our city has developed into a big city, which is ______ it used to be.
| A．three times larger than that | B．three times the size larger than what |
| C．three times the size of what | D．as three times the size as that |
. --- I doubt ______ I’ll be chosen for the team.
--- The chance is one tenth ______ you will be chosen.
| A．that; that | B．if; that | C．if; whether | D．that; whether |