If you have any difficulty ____ how to skate, you can turn to Jacky.A．learnedB．t
题型：不详难度：来源：
If you have any difficulty ____ how to skate, you can turn to Jacky.| A．learned | B．to learn | C．learning | D．learn |
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答案
| C |
解析
试题分析：考查词组：have difficulty in doing干…有困难，句意：如果你学习溜冰有困难，你可以求助于Jacky。选C。
点评：英语中有的词组的to是介词，不是不定式，所以不能加动词原形，用动名词，如：look forward to doing，get down to doing等。 |
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