1. In Vietnam, it is normally __________ in the South than in the North.

    A. hot                            B. hotter                    C. hottest                       D. hoter

2. My younger brother is ________________.

    A. more and more naughty                                         B. much and much naughty

    C. most and most naughty                                          D. naughtier and naughtier

3. Jane is not ________ as her brother.

    A. more intelligent    B. so intelligent              C. intelligenter                D. intelligent

4. Can Tho is ________ from Sai Gon than Bien Hoa is.

    A. farther    B. further                        C. far                               D. farer