27． Expert's view proves(证明) that ___________．

A．boys are faster and smarter than girls

B．girls are smarter sometimes

C．young boy chimps are clever

D．young girl chimps know． everything

[单选题]27． —Who’s Frank?—He's Bruce's_______A．sisterB．brotherC．cousinD． friend

[单选题]27． When Johnny's parents saw the report， they were happy because ________．A．Johnny was good at mathsB． Johnny loved computersC． Johnny could jom one computer to anotherD． they thought Johnny was not poor in English longer

[单选题]27． The 'word shelter in the reading means _________．A． a place to sell small dogsB． a place to keep homeless animalsC． a place to study animalsD． a place to sell books on pet care

[单选题]27． They knew that things weren't right at home．It means ．A． Bob had no food to give themB． Bob couldn't open the doorC． it was very cold outsideD． they were too young to eat anything

[单选题]27． Who are Alice’s friends?A． Ann and TomB． Tom and Lin TaoC． Ann and I．in TaoD． Ann， Tom and Lin Tao．

[单选题]27． Ann-s mother died ____________ ．A． before she was bornB． after she was bornC． when she grew upD． when her sister was born

[单选题]27． Jack didn't like to ________ when he was a student．A． write compositionsB． do his homeworkC． do the houseworkD．learn science or biology

[单选题]27． Why does eating apples make one-s stomach want less food?A． Because apples are delicious．B． Because apples are full of fiber and water．C． Because apples are sour．D． Because only apples are filled with calories．

[单选题]27．A．onB．forC．ofD．in

[单选题]27．A． buy ticketsB． take turnsC． read newspapersD． hold meetings