---Are you still going to Shanghai for the Spring Festival? ---Yes, but I really __ because I have a lot of things to deal with.
As we all know, an island is a piece of land ________ by water.
The professor gave me quite a few novels, ________ is here for you to read this evening.
— How many students are league members in your school? — League members ________ one fifth of the number of the students in our school.
I like this jacket better than that one, but it costs almost three times _______.
Let’s learn to use the problem we are facing _______ a stepping-stone to future success.