（ ） you eat the correct foods （ ） be able to keep fit and stay healthy.
（A）Only if; will you
（B）Only if; you will
（C）Unless; will you
（D）Unless; you will
My teacher always reminds me that under no circumstances （ ） abandon my learning goals once I set them.
（A）I would
（B）I should
（C）would I
（D）should I
— My room gets very cold at night. — （ ）.
（A）So is mine
（B）So mine is
（C）So does mine
（D）So mine does
