My father has a habit of jogging ___________ the river in front of my house for an hour in the morning.

alking about doing exercise, you should choose an activity that you enjoy and _____ that you will stick with.

hanging lanes, a driver should use his turning signal to let other drivers know .

The British are not so familiar with different cultures and other ways of doing things, ___________ is often the case in other countries

New ways have to be found to _______of waste materials and poisonous gases so that we can have cleaner surroundings[ ]