Choose the best answer.

1. To avoid ..........​, we should wear protective clothes.

A. sunburn​    B. sunbathe​   C. sunshine    ​D. sunstroke

2. Many tourism projects in the southern part of the country are ​.......... They help the local people to have jobs but do not destroy the natural environment.

A. non-renewable   ​B. short-term​   C. costly​   D. sustainable

3. Although John is a very good student in class, he tends to have a negative attitude towards his future. Thus, his classmates often name him “ a(n) ​........... guy”.

A. capable​   B. pessimistic   ​C. interesting​   D. careless

4. After having a careful examination on my sore throat, the doctor ​............. for me, so that I could buy medicine in the pharmacy.

A. checked my heart beat​

B. took my temperature

C. wrote a prescription​

D. performed an operation

5. When my grandma was sick, my aunts, my uncles and my parents took turns to ​ her every day.

A. sit after​   B. ask after​   C. look after​   D. take after

6. Childhood ​​is necessary for the ........... immunization system of babies.

A. vaccination​   B. injection​   C. nutrition​   D. meditation

7. Despite considerable advancements in the medical field nowadays, some diseases are ...........​.

A. dead​   B. supernatural​   C. dangerous​   D. incurable