24. However busy you are, try to _______ at least half an hour each day to practice listening and reading.
| A．put away | B．put up | C．put off | D．put aside |
He always keeps silent when others are talking excitedly, ________ inwardly he is a man full of passion.
| A．and | B．for |
| C．so | D．yet |
Provide your doctor with a detailed medical history ________ he can give you accurate treatment.
| A．even if | B．in case |
| C．so that | D．as though |
Crossing roads without taking traffic lights into consideration, ________ they are part of a crowd, has been labeled as the “Chinese style of crossing roads.”
| A．since | B．as if |
| C．though | D．so long as |
—My son is addicted to computer games. He is hopeless, isn't he?
—Yes, ________ he is determined to give up and start all over.
| A．if | B．when |
| C．even if | D．unless |
It hasn't been made clear ________ the new underground line is to be open to traffic.
| A．when | B．that |
| C．what | D．where |