. — Is there a ____ to the time that I can stay here?
— Yes, you must leave here before he comes back.
| A．number | B．length | C．limit | D．Matter |
Computers and mobile phones, though they are indeed making our life ________ and more ________， have reduced the need for facetoface communications.
| A．easily；efficient | B．easy；efficient |
| C．easy；efficiently | D．easily；efficiently |
—What about the result of your final examination?
—Not so bad. Not so good as my parents expected, ________.
| A．either | B．instead |
| C．though | D．too |
However, they can hardly blame me; it is ________ their own fault.
| A．largely | B．regularly |
| C．properly | D．fortunately |
Invention can be ________ as it may suddenly begin just by noticing something usual.
| A．accidental | B．careless |
| C．necessary | D．imaginative |
—You don't seem to be quite yourself today. What's wrong?
—Oh, I'm suffering from a cold. Nothing serious, ________.
| A．yet | B．though |
| C．indeed | D．anyhow |