It is required that all traffic participants should __ the traffic rules to make traffic safer and faster.
| A．perform | B．possess | C．observe | D．Support |
get a better score, she has been studying hard all day.
| A．So as to | B．In order to | C．So that | D．In order that |
He all the “ No Smoking” signs and began to smoke.
| A．noticed | B．read | C．ignored | D．saw |
Ted, there’s a boy at front door who says he has news for you.
| A．the; / | B．the; the | C．/ ; the | D．/ ; / |
You’ve failed to do what you ______ to and I’m afraid the teacher will blame you.
| A．will expect | B．will be expected |
| C．expected | D．were expected |
I overslept this morning because my alarm clock ______.
| A．didn’t go out | B．didn’t let out |
| C．didn’t go off | D．didn’t let off |