II. Fill in each blank with one suitable word or give the correct form of the words below.
1.    Can't we employ someone as a(n) ___________ to help with all this paper work?                  ASSIST
2.    99% of _____________ in American have at least one TV.                              HOUSE
3.    Her hair is naturall curly but she always _________________ it.                     STRAIGHT 
4.    He got sunburn on his back because he fell _______________.                    SLEEP
5.    ______________, there was a flash of lightning and then loud thunder.                    SUDDEN
6.    It's very _____________ to swim there because the water is heavily polluted.                  SAFE
7.    Underground cables carry ______________ to all parts of the city.                ELECTRICAL
8.    Taylor swift is my idol, she sings _________________.                            BEAUTY
9.    It _____________ me how you can put up living in such a dirty house.            AMAZEMENT
10.     She's the most ______________ person in the organization.                              POWER
III. Give the correct tense or form of the verbs in the bracket.
1.    She (play)_______ tennis once or twice a week.
2.    I'm afraid he isn't here. He (leave) ___________ an hour ago.
3.    The moon (go) ___________ round the earth in about 27 days.
4.    (Recycle) ___________ rubbish is one way to help protecting the environment.
5.    My brother (tell) ____________________ jokes! They're usually rubbish, though.
6.    I used (cycle) ___________ to school everyday.
7.    Would you like (join) ____________ our manga club?
8.    My car is very dirty. It needs (wash) _____________. 
9.    Each song only (cost) _____________ 50 cents at present because it is on special offer.
10.     The concert (begin) ______________ at 7.30 tomorrow.