题文
When I was in the USA,I had difficulty ______ English, so I often ask Paul ____ help.
| A.to understand, with | B.understanding, for |
| C.to understand, for | D.understanding, with |
When I was in the USA,I had difficulty ______ English, so I often ask Paul ____ help.
| A.to understand, with | B.understanding, for |
| C.to understand, for | D.understanding, with |
试题篮
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