Day 16｜2026年11月27日

Mr. Smith has lived in this beautiful city for more than twenty years ______ he left his hometown.

选择最恰当的选项补全句子。

I will never forget the days ______ my classmates and I worked together to prepare for the art festival.

提示：填写表示时间的关系副词。

The advice ______ by the expert is very useful and helps us solve the problem smoothly.

选择最恰当的选项补全句子。

As long as we pull together, any difficulty ______ no matter how hard it is.

提示：用 overcome 的含情态动词被动结构填空。

You will never improve your spoken English unless you ______ speaking it as often as possible.

选择最恰当的选项补全句子。