The doctor has devoted most of his time to ___________ the patients.
A. look after B. looking after
C. looks after D. looked after
As a student, I can’t afford ___________ a new mobile phone.
A. buy B. buying C. to buy D. bought
If we don’t study hard, we will___________ in our class.
A. take the lead B. fall behind
C. be the first D. be successful
— Did you enjoy the outdoor training yesterday?
— No, not at all! I was _____dead after so much hard training.
A. as good as B. as well as
C. so good as D. so well as
They thought ________ important to look left and right when ________ the road.
A. it’s, cross B. it, to cross
C. it, crossing D. it was, to cross
Western countries, women are always dressed ___________ white ___________ their wedding day, because white is the colour of purity.
A. on； on B. in； in C. on； in D. in； on
