Question

【题目】—Why is Lucy so excited these days?

—Because she is looking forward to ________ the hill at the spring outing.

Answer 1

【答案】climbing

【解析】

句意：——为什么这些天露西这么兴奋？——因为她期待着在春游时爬山。

观察句子，look forward to doing sth表示期待做某事，结合句意，应该是在春游时爬山climb the hill，故答案为climbing。