. ---You don’t seem to be quite yourself today. What’s wrong? --- Oh, I'm suffering from a cold. Nothing serious, ____.

Are you paying now, or shall I ＿＿＿＿＿＿ to you? 

Noise is unpleasant, _____ when you are trying to sleep. 

Men are equally as good as women at taking care of others; better ______, male nurses can be a great help in keeping patients still while they receive painful treatment.

It’s always difficult being in a foreign country, ___________if you can’t speak the language.