关于英语be动词
1.Where___________(be)yourfriend'sroom?
2.TomandI____________(be)goodfriends.
3.What___________(be)theboys'names?
4.That'sLucy.Gusee.Who__________(be)I?
5.Hisphonenumber___________(be)563-3245.
还有一道:Isyourphonenumber314-6543.(做否定回答)
_______,_________________.