The road is covered with snow. I can’t understand ________ they insist on going by motor-bike.
| A．why | B．whether | C．when | D．how |
The newcomer is quite ________ to office work.Why not offer her some practical tips?
| A．familiar | B．fresh | C．similar | D．sensitive |
—You don't seem to be quite yourself today.What's wrong?
—Oh, I'm suffering from a cold.Nothing serious ________.
| A．yet | B．indeed | C．though | D．anyway |
—May I speak to Mr.Smith?
—I am afraid not.He is at a meeting now.It's not ________.
| A．reliable | B．convenient |
| C．beneficial | D．available |
________ his strength failed and he dropped behind in the race.
| A．Quietly | B．Actually |
| C．Practically | D．Gradually |
To tell the truth, what you said was too ________ for us to understand.
| A．complex | B．comfortable |
| C．concrete | D．common |