Why was Jackson searching shop after shop for a sweater?—Oh, he was very __________ about his clothes. [ ]

The new machine, as is reported in the local newspaper, will work twice as fast, _____ greatly reducing costs

Excuse me,but I want to ride your bike to go to the bookshop. —You ____ have my bike if you don’t take care of it.

________ has helped to protect the environment is worth praising.

Your story is perfect; I’ve never heard _______ before.