Failure often occurs in our life. Keep ______ about the future, and you will achieve the goal you set sooner or later.
| A．thankful | B．skeptical |
| C．optimistic | D．successful |
Brian is so kind that he often gives me a ________ when I'm in trouble.
| A．reply | B．seat | C．hand | D．reason |
—What do you have for breakfast?
—I often have ________ or ________.
| A．breads; noodles | B．bread; noodles | C．breads; noodle | D．bread; noodle |
My school isn't far from here. It's only ________ walk.
| A．fifteen minutes | B．fifteen minutes' | C．fifteen minute's | D．fifteen minute |
— Who is in the reading room? The lights are all on.
— ___________.
| A．Nothing | B．None | C．No one | D．No |
The conference has been held to discuss the effects of tourism _______ the wildlife in the area.
| A．in | B．on. | C．at | D．with |