The operation room in every hospital has to _______bacteria of any kind so that the patient being operated on doesn’t get infected.
| A．keep free from | B．make it free from | C．to be made free with | D．be kept free from |
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Losing __
__face doesn't always mean being ______ failure.
| A．your; a | B．/; a | C．your; / | D．a; / |
---I’m afraid that Mr. Wood can’t see you until 4 o’clock.
---Oh, ______ I won’t wait.
| A．no doubt | B．after all |
| C．in that case | D．in this way |
. Little ______ about her own safety, though she was in great danger herself.
| A．did Rose care | B．Rose did care |
| C．Rose does care | D．does Rose care |
______ to reach them on the phone, we sent an email instead.
| A．Fail | B．Failed |
| C．To fail | D．Having failed |
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