______ example of John shows that ______ knowledge of first aid can help a lot.
| A．The; a | B．An; 不填 | C．An; a | D．The; 不填 |
John is very ——if he promises to do something he’ll do it .
| A．humour | B．cautious | C．modest | D．reliable |
Before the sales start, I make a list of ______ my kids will need for the coming season.
| A．why | B．what | C．how | D．which |
He didn’t _________ me and lent me some money when I lost my job.
| A．lose face | B．pick out |
| C．turn his back to | D．defend against |
. The United States of America ________ 50 states.
| A．makes up | B．refers to | C．consists of | D．gets close to |
The poet and _________ artist is going to give us a talk this afternoon.
| A．a | B．an | C．the | D．\ |