单选题 I like koala bears because they are _________ cute( )

单选题 ________ for your letters ( )

单选题 This is ______of our tour ( )

单选题 When did you ___________ this morning? ( )

单选题 Beihai Park is a very good place to______for us in summer ( )

单选题 Is this your bag? No, ________ ( )

单选题 Mr. Green is ________ English.( )

单选题 Nurses work at the ______ ( )