Because they hadn’t booked a room in advance, there were______ left when they arrived at the hotel.
A teacher’s ________ to education is worth great respect of the whole society because it brings benefits to the development of society.
I need a friend with whom ____ my sorrows and happiness.
With the rapid development of medical science, we ________ more new drugs used in the treatment of cancer.
If I could change something in my life, I’d change it so that my childhood would _______ in another area.
______, your composition is full of mistakes.