What’s the matter with Paul?—A letter from his parents in New Jersey _________ as attack of homesickness.

下列关于文学常识的表述，错误的一项是（）

______ it______ for your help，I couldn’t have made any progress．

“You __ have a wrong number,” she said. “There’s no one of that name here. “

What day is it today, Wednesday or Thursday -_____. It’s Friday.