题目内容
---Can you tell me how often he practices his English?
---__________.
| A．At times | B．At one time | C．At all times | D．At a time |
A
解析试题分析：考查介词短语：A. At times有时，B. At one time曾经，一度，C. At all times一直，D. At a time一次，句意：--你能告诉我他多长时间练一次英语吗？--有时。选A。
考点：考查介词短语
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| A．for | B．with | C．at | D．of |
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| A．in return | B．in particular | C．in addition | D．in turn |
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| A．At reaching; waited | B．On arriving; waiting |
| C．At arriving; waited | D．On reaching; waiting |
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| A．except | B．besides | C．because of | D．despite |
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| A．for | B．to | C．at | D．with |
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| A．in time of | B．in honor of | C．in name of | D．in place of |
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| A．saw | B．sees | C．seen | D．seeing |
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| A．according to | B．in case of |
| C．ever since | D．such as |