the train to Hanoi ran faster than we expected.

=> the train to Hanoi ran ..................

she wears many fashionable clothes. she looks beautiful.

=> The .............................................................................

86. “You should work harder on your English pronunciation” Tim’s teacher said to him.             (ADVISED)

…………………………………………………………………………………………..

87. He spent three hours doing his homework.                                                                            (TOOK)

…………………………………………………………………………………………..

88. She sings more beautifully than her sister.                                                                            (AS)

………………………………………………………………………………………….

89. He failed the exam because he was lazy.                                                                               (OF)

…………………………………………………………………………………………..

90. It isn’t necessary for you to water that tree every day.                                                         (HAVE)

……………………………………………………………………………………………

3. I should finish this homework tonight.                                                             NECESSARY

 It's ________________________ this homework tonight.

4. They say exercise is good for you.                                                                    BE

 Exercise _____________________ for you.

5. By chance I saw your brother yesterday.                                                          HAPPENED

 I _____________________ your brother yesterday.