If you _____time, will you send the letter for me, please？A. haveB. are havingC. have ha

If you never review your lessons, you will only have yourself to ______ if you fail in you

It will help you to understand the article if you____________

If_____letter arrives for me, can you send it to this address？A．noB．someC．anyD．some more

If you don’t want to wash your jacket, you can send it to a ______.A、participantB、planet

If you want to win a prize you have to send your answer to ____.A the June issue of Fr

If you are________ busy to attend the meeting you can send your assistant to take your pl