Doing eye exercises one of the useful ways to protect our eyes.A. is B. are C. were
Timmy often gets full marks in the exams, but he never shows off. He is very ______.
He could hardly write his name at the age of 5, ________________?
It’s important ___ us to protect the environment and it’s wise ____ us to save water .
Although Maths is very difficult, you can’t .
-What would you like for your birthday ? What about an MP5? -Oh, to tell the truth, I ______ have an I-Pad than an MP5.