As we all know, typing is a ___job to a__ heart. A tired ,tired B. tired ,tiring C.tiring,tired D. tiring,tiring
—Why is Jimmy so popular with his classmates? —Because he is humorous and always ______ jokes.
5. His parents put a lot of effort into getting him ______ to a key school.
The seller would sell the shirt for ten yuan, but the customer ______ eight yuan.
With more forests being destroyed, huge quantities of good earth ______ each year.
What a pity! All his property, the books, the pictures and the house, ______ consumed by the big fire.