if

If we ______ the plan you suggest, we are more likely to be successful.

—You can see Mr. Smith if there is a sign“_____”on the  door of his shop.—Thanks.

If I had _______, I’d visit Europe, stopping at all the small interesting places.

--Would you mind if I open the window for awhile?-----__________________________

--- Sam, would you mind if I copy the document?-----_____.

– Can you give me a discount if you I buy two of them?-___________.

—Hello, Kate! Fancy meeting you here! Working again, are you?—Yes,______,if I want to pass the exams.

- The dishwasher looks nice. How much do you charge for it?- $1498.-It’s rather expensive.________________?- If you really want it, we can give youa ten percent discount off.

They will buy some broccoli and carrots if it ____ tomorrow.

Come on , children. Help yourselves to some ____if you like.