Mr. Smith was _______ because no one seemed to understand his words.

Mrs. Smith was so ___ about everything that no ser

On entering the laboratory, Mr Abu was immediately suspicious because ______.A．the whole c

______ enough articles, Mr. Smith was refused promotion in his academic title.A．Not having

William: I d like to invite you to dinner this Sunday, Mr. Smith. Smith: ______A．No, let"

The problem was so complicated that Mr. Smith had to______his brains.A．crackB．checkC．rackD

Mr. Smith became very ______ when it was suggested that he had made a mistake.A.ingeniousB