Who is________ young lady with curly blond hair

(2014·郑州一检)—Who is late for class again?—________you ask？Tim，of course.

When ____ about the source of hisincome, he hesitated for a moment, obviously not willing to give us a directanswer.

Sorry I’m late. I ______ have turned off the alarm clock and gone back to sleep again.

The teacher spoke loudly _________ make the students hear him clearly.