______, I think, and all the problems could be settled.
| A．If you make more efforts |
| B．Making more efforts |
| C．A bit more effort |
| D．To have made more efforts |
_________ the meeting room, he found all the parents already ________ there.
| A．To enter, sitting | B．Stepping into, to seat |
| C．Entering, seated | D．Entered, seat |
The construction of a 5-million-ton iron and steel works is now under__________.
| A．conclusion | B．contribution | C．condition | D．consideration |
_________ in the mountains for a week, the two students were finally saved by the local police.
| A．Having lost | B．Being lost | C．Lost | D．Losing |
.The dishes ________ so delicious were cooked by my father who was a good cook
| A．tasted | B．tasting | C．to taste | D．to be tasted |
Parents _________ much importance to education. They will do their best to give their children that priceless gift.
| A．pay | B．apply | C．attach | D．associate |