选择括号内恰当的单词或词组填入空白处，使句意完整、正确。
小题1:— Where is Fujian?
— It’s in the _____________ (southeast, northwest) of China.
小题2:— You are always _____________ (careless, careful). I think you can pass the exam.
— I hope so.
小题3:— Do you often do anything to_____________ (protect, pollute) the environment?
— Yes. I’m a greener person.
小题4:— Did you take any photos yesterday?
— No. I forgot to take a ___________(camel, camera) with me.
小题5:—What do you think of the food?
—It ____________(tastes/ looks) delicious.
