I’m ____ heavier than my brother.

“Where is Tom?”–“He hasn’t come to school today, I think he ______be ill.”

_____did the space flight last? —Twenty-one hours.[ ]

Could you tell me ?–Sorry, I don’t know .I was not at the meeting.

It is said that ____ young people may lose the abilities to hear after five years if they listen to MP4 players which are too loud for more than five hours a week.