let's ....
play tennis
let's ....
swim
let's ....
dance
let's ....
make a sandcastle
let's ....
find a shell
let's ....
jump
let's ....
ride a bike
let's ....
sit
let's ....
play football
let's ....
play a ball
let's ....
fly
let's ....
sleep
let's ....
run
let's ....
eat
let's ....
read a book
let's ....
play basketball
let's ....
find a crab
let's ....
cook
let's ....
sing