Even though computer screens don’t radiation, the stress from staring over long periods can cause harm to your vision.
________well prepared you are, you still need a lot of luck in mountain climbing.
— Catherine, I have cleaned the room for you . — Thanks. You_______. I could manage it myself.
It’s helpful to put children in a situation _____ they can see themselves differently.
— I’ve read another book this week.— Well, maybe _____ is not how much you read but what you read that counts.
—How about your journey to Mount Tai ? —Everything was wonderful except that our car ____twice on the way.