. I'd really appreciate ________ if you would turn off the lights before you leave.

— May I help you?
— Yes, I'd like to try on some sports jackets just like     I'm wearing. 

However busy he is, the young man will go to the country to see his granny _____.

There is no doubt ____ John will come by bus.

New technologies have made __________easier to enjoy life than ever before.

—Excuse me. I’d like to book a table for four tonight.
—Sorry, sir, but there is ____ available tonight. You may try another restaurant.

Don’t take ________ for granted that your parents should support you all your life.

Didn’t   ever occur to you what the source of this saying I just quoted is?

We’ll never forget this terrible accident and the damage_______has caused to the area.

I’m afraid I am not fit for the job, for it is ______calling for much patience.