I’ve listened to Professor Smith’s talk about medicine,but I still haven’t got a good understanding of its key _________.
______________ the last bus , he was late and was the last one __________to the destination.
It’s said that the food supplies in that flood-stricken area have __________ and what is worse, the patience of the poor people there is _______.
In order to keep fit, he is trying to ________ cigarettes and beer every day.
Among ________ writers in the world, only a few will become famous later on in life, and ______ writer is Mo Yan, who has received the Nobel Prize for literature recently.
In the past two months, he ______ himself to the way of life in the new school and how he wishes he _______ the teacher’s advice.