—Can you help me with the math problem, Dad? ___________.—OK, let me think it over.
Sometimes I’m dying ______ him about it.
Wherever such an area is located, it will be immediately ______ by the enemy if armed forces are lacking.
His hard work paid______ when he got the result.
While typing, Helen has a habit of stopping ______ to give her long and flowing hair a smooth.
In order to ______ his muscle, Mike goes to the gym regularly to do exercise.