look at=（ ) ( ) ( ）at

look at=（ ) ( ) ( ）at look at look at sth.=have a look at sth. Look（）at my father. look at she还是look at her look as at / look back at look at the（ ）it is heavily at the moment look 和 look at 区别 look on 和look at look at （ ）（that）sheep look at _____bird in_____sky.____=? Look at those_________．（child）