we helped Grandpa Li do housework last Friday怎样改成一般过去式的疑问句

we helped Grandpa Li do housework last Friday怎样改成一般过去式的疑问句 Today l helped my grandpa on the farm all day. ( ).--I saw Betty go to Grandpa Li's home just now.　　--Yes.She’s often seen _________ the old man with the housework..　　A:help B.to help C.helps D.helped答案选择B.这道题的意思我都没弄懂,更不会选择了.它是一个固定 We have greatly helped by computer.help Whitout you _____ us, we couldn't have done it.A.helped B.helping C.being helped D.having helped Mr.Li teaches< >(we)Chinese. Grandpa fell i_ yesterday,so we took her to hospital. Though Grandpa Li lives -------------, he doesn’t feel ---------------, A. lonely, alone B. alone It is Childen's Day ! My mother ,my father,my grandma,my grandpa and I go to the zoo together.We go to the by bus.At the zoo,We see many animals.There are bears,monkeys,tigers,horse,giraffe,foxes and pandas.I like monkeys very much.My father li Wang Li,a____(twenty year old)girl,helped the little boy out of the water. i have ( ) good friends.we helped each other( ) in the ______,we helped the child find his parents we helped him ____housework in the morning.填单词 We didn't laughing at him but helped him 对划线部分提问（划线部分等于带括号部分)Helen has (three) pencils.Mike's birthday is (on February 3rd).She (has a stomachache).Li shan is (helping Grandpa Wang cross the street).We shall meet (outside the schoolgate). 对划线部分提问（划线部分等于带括号部分）Helen has (three) pencils.Mike's birthday is (on February 3rd).She (has a stomachache).Li shan is (helping Grandpa Wang cross the street).We shall meet (outside the schoolgate). Miss Li is ------------ (we) English teacher what panned to see grandpa li the next week 对画线部分提问划线部分 to see granpa li _ _they_ _ _the next week?