Her son _______ drink Coke a lot, but now he likes drinking milk. A. used to B. is used to C. uses to
—Lily, _____ you _____ your ticket?—Not yet!
We couldn’t wait _______ a good rest after the exam.
Although we’ve learned English for years, we have trouble _____ the foreigners.
-----How many students are there in the classroom?------_______.
Students are supposed ________ hard at school.