I've achieved a lot in my study, thanks to ____ who helped me.
| A．others | B．those | C．ones | D．these |
—How long do you suppose it ishe arrived here?
—No more than half a week.
| A．since | B．before | C．that | D．when |
Didon time make the teacher angry?
| A．she not come | B．she didn’t come | C．not her coming | D．her not coming |
—Thank goodness, you are here! Whatyou?
—Traffic jam.
| A．keeps | B．is keeping | C．had kept | D．kept |
You can hardly imagine the difficulty the woman hadher children.
| A．brought up | B．to bring up | C．bringing up | D．to have brought up |
Scientists are convincedthe p
ositive effect of laughterphysical and mental health.
| A．of; at | B．by; in | C．of; on | D．on; at |