30．1 tried to fix the car myself but ______ the attempt after a couple of hours．
| A．gave in | B．gave off | C．gave up | D．gave away |
The ______on his face told me that he was angry.
| A．impression | B．sight | C．appearance | D．expression |
To make members of a team perform better, the trainer first of all has to know their _____ and weaknesses.
| A．strengths | B．benefits | C．techniques | D．values |
Always read the _____on the bottle carefully and take the right amount of medicine.
| A．explanations | B．instructions | C．descriptions | D．introductions |
—If you like I can do some shopping for you.
— That’ s a very kind _______.
| A．offer | B．service | C．point | D．suggestion |
School children must be taught how to deal with dangerous ________.
| A．states | B．conditions | C．situations | D．positions |