How do you like our new teacher—Very _______. He often says something funny to make us laugh.

Do you mind my asking you a rather personal question— Not at all.________.

The man doesn’t have money， so he can’t buy a gift for his son.

What shall I do if I meet a word that I don’t know?—If you can’t guess its meaning, you can the dictionary.

Our duty is to ______ their country against bothdomestic and foreign enemies’ attack