问题
选择题
—I have difficulty __________ the article.
—Remember __________ it three times at least.
A．to understanding, reading
B．understanding, reading
C．understanding, to read
D．to understand, to read
答案
C
题目分析：句意，我理解这篇文章有困难，记住至少读三遍。此处考查短语have difficulty doing,记得要做某事后用不定式，故选C.
考点：