一用括号内be动词的正确形式填空1.She(be)mysister.2.I(be)yourfriend.3.These(are)mybrothers4They(be)brothers.5.-(be)youHelen?–No,I(be)not6.Those_____oranges7.How_______she?8.Mymother(be)verygood.9Who(be)she?10.Who(be)they?11.BobandMary(be)friends.12.She_____(be)agirl.Hername_______(be)Mary.13.Myparents_______(Be)inChina.14These(be)mybrothers.15.Bob(be)mybrother.16.You____(be)mysister.17Who(be)you?18.Helen(be)anicegirl.19.I(am)astudent.20.You(be)myfriend.二.把下列词语变成复数。1.this2.that3.heshe4.mapit5.orange6.family7.cup8.ruler9.ruler10.friend二、把单数句变成复数句1.Itisanorange.2.Sheismyfriend..my.3.Thisismysister.4.Thatisaruler.my..5.Thisisakey.6.Heismybrother..my.7.Itisakey.8.Heismybrother..my.9.Thisisacup..10.Heismybrother..my.三.把复数句变成单数句1.Thosearemaps.2.Theyaremybrothers..my.3.Thesearerulers.4.Thosearepens...四.对划线部分提问.1.MynameisGina.1.HisnameisBob.??3.HerfirstnameisMary.4.ThisisanorangeinEnglish.??5.Thecupiswhite.6.Itisyellow.??7.Iamfine.8.Sheisfine.??