—___________his brothers?—Yes, they are.
My birds can ___by one of my friends while I'm away. A. be looking after B. look after C. be looked after.
Jack__China__two years. A.has been in, for B. has been in, since C. has come to, for
John knowsa computer. A. how to use B. how use C. how uses
I don't know when he . When he , I'll let you know. A. comes, comes B. will come, comes C. comes , will come
Jim always comes to schoolof all.