)— is the boy?—He is my brother.A、What B、Who C、This
—You’renewhere,______? —Yes,I’mfromDujiangyan.Icameherelastweek.
IamnotsureifTom____home.Ifhe________, I'llcallyou.
It_______me15minutestogettoschoolonmy bike.
------Whyareyouso________? -------Iamwatchingan_______basketballmatch.
The math problem is too difficult ,I can’t__________ .