六年级下册活动手册UNIT4的笔试答案,

3.(1)Did go didn't did do went
(2)will do will-plant will plant
(3)are doing are-singing dancing are singing are-singing
(4)Did go didn't Did go didn't-go helped
(5)Does go does does shop
(6)came Did have leaved
（有连号的是在一个空中的）
4.(2)Did the boys visited the museum yesterday afternoon?
No,they didnt.They visited the Great Wall.
(3)Did the boys visited the farm last Saturday?
No,they didnt.They planted trees.
(4)Did the children watched a play last night?
No,they didnt.They watched a film.
(5)Did the boy caught a bird yesterday morning?
No,he didnt.He caught a fish.
(6)Did the girl cleaned her bedroom yesterday evening?
No,she didnt.She watered the flowers.
5.Was was Where was with When was What How be did must See See
6.(1)Trees.
(2)Yes,they can.
(3)Yes,it is.
(4)Its between two and three thousand years old.
(5)Harry Cole.
(6)Its 113 metres tall.