— I haven't got the reference book yet, but I'll have a test on the subject next month.
— Don't worry. You _______ have it by Friday.
A：could
B：shall
C：must
D：may
丽丽要买一本书，要付5元3角，她只有4元，还差（ ）。
The famous violinist will hold a in our city this Saturday.
冥____苦____ 大____流____
____讨____吃 惹____生____
