【单选题】Dear Sir, After reading some of the letters printed in this newspaper, I'm beginning to believe that the carbon monoxide in this city's air during the past year has already affected some people's abil...
A.
complained that carbon monoxide had affected their own ability to think
B.
complained that carbon monoxide had affected other people's ability think
【简答题】Write two reply letters on accepting the invitation and rejecting the invitation respectively after reading the following invitation letter.(A formal Invitation letter) Dear Sirs, Annual General Meeti...