—The problem is very difficult. I'm afraid you can't work it out now. — I fail this time, I will try it again.
Find ways to praise your children often,________ you’ll find they will open their hearts to you.
Don’t be afraid of asking your teachers for help ________it is needed.
The engineers are so busy that they have no time for outdoor sports activities,________ they have the interest.
In some places women are expected to earn money ________ men work at home and raise their children.
________ the fire breaks out,he is the first to arrive at the scene.