No matter what happens, you should keep _____. Just look on the bright side of things.
| A．generous | B．optimistic | C．careful | D．practical |
Cynthia is not ashamed of what she does,she ends up doing something wrong.
| A．in case | B．even though | C．as though | D．now that |
It’s standard practice for a company like this one______ a security officer.
| A．employed | B．being employed | C．to employ | D．employs |
Sometimes, ________ we show our gratitude for a person is reflected in the kind of food we serve him or her.
| A．when | B．whether | C．why | D．how |
________they decide which college to go to，students should research the admission procedures.
| A．As | B．While | C．Until | D．Once |
—Could I use your car tomorrow morning?
—Sure. I a report at home.
| A．will be writing | B．will have written |
| C．have written | D．have been writing |