64.（ ）

(单选题)16.（ ） (单选题)—How about dinner tonight? It’s on me.—______. (单选题)I’ll be out for some time. ______ anything important happens (单选题)If we ______ the flight yesterday, we would be enjoying our (单选题)Anxiously, Mary took the dress out of the package and tried (单选题)David refused ______ his children to the weekend training ce (单选题)—Your name again? I ______ catch it.—Henry Smith. (单选题)Taking some exercise every day will ______ fat and make you (单选题)—WeChat has changed people’s life in many ways.—______. We c (单选题)—Mike is tall enough ______ his age.—Yes, I was much shorter