--- _______ can a tiger weigh, do you know? ---Yes, I know that a big one can weigh over 300 kilos.
He is very ______in the ________book.
Our headteacher is very strict_____us and he is also very strict ____his work .
—Have you told Amy about the information? —No.The line isbusyI can’t get though.
__I feel tired and sleepy. __Why not stop ________?
—He didn’t come to school yesterday,did he? —,he was ill in bed.