1. If Ann_ a new computer, she will let us use it.
a) buys b) bought c) is buying
2. If you exercise regularly, you
a) will b) won't c) can
have more energy.
3. When babies are happy, they
a) would smile b) smile c) are smiling
4. If you heat water, it
a) boils b) boil c) boiled
5.I the exam if I work hard.
a) pass b) passed c) will pass
