giải giúp em vs em cần gấp 1 people often .... many useful and interesting activities in a festival a play b perform c take part in d act 2 .......banh chung on tet holiday í originated form the story of lang lieu prince a do bmarking c doing d make 3 when i (travle) .......... the disney land , i (see) ...... alot of characters in fairy tales 4 while she (sit) ..... by a pond crying , a frog (jump) ..... out of the pond