—Mom, can I watch TV?—Yes, but you must do your homework _________ you can watch it.
—This problem is too difficult. Can you show me _______, George?—Sure.
Please _______.I have some signs, we’re going to ___asking for old bikes.
She ____by finding me a specially trained dog ,which actually _______.
The moon light is coming in ____ the window and the room seems beautiful.
For your next vacation, why not _______ Singapore?