He is a _____ boy, so he can’t go to the park by himself.
--- Where is your mother? --- She _______ to Sichuan on business. She has ______ there four times recently.
There ________ any computers on our desks.
Today is really a day. I lost all my money.
Itwhen Imy homework last night.
They’re my grandfather and grandmother. A. parents B. uncles C. grandparents