Mr. Edward was not in so his brother acted as ___at the party.A actorB guestC hostD gho

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

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

Mr. Edward was not in, so his brother acted as ___at the party.A、actorB、guestC、hostD、gho

His immature behavior was not so interesti

You should not 【criticize】 him so harshly in his

His【 immature 】behavior was not so interesting.A.