Пожалуйста When the dog ................ him, he
...................... his bike.
a) was biting - fell off b) bit - was falling off
c) bit - fell off
I didn't notice that you
.................................... .
a) had come b) came c) have been coming
I can't stand it anymore. I
.................................. the furniture since breakfast.
a) am polishing b) have been polishing
c) have polished
...................................................
the dishes yet?
a) Has he washed b) Has he been washing
c) Did he wash