1.He'slooking(up)atsth.
2.Whataretheydoing?They'relooking.
3.What'shedoing?He'srunningaway.
4.What'shedoing?He'srunningbackwithabag.
5.What'shedoing?He'sopeningthebag.
6.What'shedoing?He'stakingaphotoswiththecamera.
7.Whataretheydoing?They'relookingatthebirdsinthetree.
(我们老师说的)