The dead rate is _____ pigs and recovery usually ______ within 7-10 days. A low in; occurs B.rich in;happens C.high in; came about D.poor in;took place
He got up early, ______ to catch the train.
As we all know, the UK ____ four parts.
Weareoftentoldnotto____tothedifficultieswemeetwith.
He asked me __________
I want to learn French ,but I don’t know the best way to _______it.