蜘蛛的八条腿沿着墙壁伸展。

The spider's eight legs ___extend along the wall.

由于项目进展顺利，经理决定将截止日期延长两周。

The manager decided to ___extend the deadline by two weeks due to the project's smooth progress.

我想向你伸出援手，如果你需要帮助的话。

I'd like to ___extend a helping hand if you need any assistance.

他伸出手去够架子上的杯子。

He ___extended his hand to reach the cup on the shelf.

这条新建的高速公路延伸了100多公里。

The newly built highway ___extends over 100 kilometers.