A．goodB．usefulC．wrongD．handy

A． goodB． trueC． newD． old

【23】A．goodB．curiousC．poorD．urgent

He found out the proper answer after thinking carefully.A.badB.goodC.wrongD.right

Keep this reference book; it may come in ______ one day.[2008]A．handyB．usefulC．convenientD

【C10】A．goodB．betterC．chiefD．real

【C4】A．rightB．normalC．wrongD．unusual