What___your grandma___this time yesterday?A.is,doing B.was,d

What___your grandma___this time yesterday?A.is,doing B.was,d What___they___at eight yesterday evening?A.are,doing B.did,d What___your brother____?He is a doctor. How ___ the weather yesterday.A.is B.are C.was D.were Lana was doing a homework p_____ at home this time yesterday Lana was doing homework p____ at home this time yesterday This is the first time I___ here.a.was b.have been c.came d. How old___your parents at that time?A.is B.was C.are D.were What were you doing _______ A yesterday Bthis time yesterday What was Tom doing ___6 o'clock yesterday?A.on B.to C.at 选什么 He was doing some washing A.at eight yesterday morning B.yes Two months ____ quite a long time.A.be B.are C.is D.was 请说明一