extend|extends|extended|extending

这条山脉延伸覆盖了意大利半岛。

The mountain range ___extends over the Italian peninsula.

建筑工程会延续到下周吗？

Will the building work ___extend into next week?

这条铁路线从首都延伸到海岸。

The railway line ___extends from the capital to the coast.

他们扩大了产品范围。

They've ___extended their range of products.

现有的照明回路将被扩展，照明容量将增加。

The existing lighting loop would be ___extended and the capacity of the illumination would be increased.

许多百货商店延长了营业时间。

A lot of department stores have ___extended their hours.

我们正在延长期限，以便有更多时间进行研究。

We are ___extending the deadline to allow more time for research.