My teacher, ____ has been teaching for 25 years, finds it hard to make use of electronic devices in her teaching.

• she

• who she

• who

• whose

Like children elsewhere, children in the US have greatly benefited ____ modern technology.

• of

• from

• in

• with

Online learning gives you full flexibility to accomplish your goals ____ you can access and learn anything you want, anytime you want.

• because

• that

• so

• which

Using a projector, teachers can display visual images on smart interactive white boards, ____ improves the learning process.

• that

• what

• why

• which

I sent an email to my brother ___ lives in Australia

• why

• who

• when

• where

The more time you spend on preparing for the test, the high scores you may get.

• The more time

• preparing for

• the high scores

• may get

The Korean are ____ than the American in addressing their bosses.

• formal

• more formal

• most formal

• the most formal

The more you practise speaking in your class, the more better you are at public speaking.

• the more

• practise speaking

• more better

• at

The more better I study about endangered species, the more I worry about their extinction.

• more better

• study about

• the more I worry

• their extinction

The higher the unemployment rate is getting, so the crime rate is becoming.

• The higher

• the unemployment

• so

• is becoming