— The socks must be Linda’s.— No, they         be. They’re too small for her.

—_______ you read the words in English? —No, I can’t. They are too difficult for me.

—Could I please use your computer?—             .

 One of our rules is that every student ________ wear school uniform while at school.(2012·辽宁)

—There aren’t any toys in our suitcase．Where have you put them?—Oh, no．That old lady sitting next to us ______ have taken ours by mistake.