You have to believe in _________. That's the secret of success.
If H2 burn in O2, we can get _____.
The boy read the article ________ and found something important in it.
--- I’m sure I will get good marks in the final exam. --- I believe your parents will ______ your study if you try your best.
This morning I tried on some coats in the shop, but _____ of them looked good.
The boy looks nice ____ white and the red sweater looks good ______the girl .