______ you do the experiment carefully, you would make discoveries others wouldn’t make.

As a teacher, I seldom give my students so difficult a problem_______ they can’t work out.

---Mum, I climbed to get the Teddy Bear from the top of the shelf.
---My goodness! You _______ yourself. You _____ do that again next time.

On the small island, which is the entrance to New York Harbor,  _______.

---How do you think I can make up with Tony ?
---Put aside ______you disagree and try to find ______you have in common.

Would you please explain＿＿＿you do to make .your students so interested in your lessons?

In the dark forests＿＿＿，some of which are large enough to hold several small towns.

Helen has got＿＿＿it takes to be a great tennis player．In other words, she has the potential to become world famous.

Wherever you prefer to work after graduation, ________ close contacts with your family members.

Carl hopes to win the tennis game one day. That is               he has been practicing hard.