—Is there any possibility _________ you could pick me up at the airport?
—No problem.
| A．when | B．whether | C．that | D．what |
Can you write about a challenging situation ______ you once faced in your life and how you dealt with it?
| A．where | B．when | C．which | D．there |
I’m always ________ about what I say because careless remarks are likely to hurt others’ feelings.
| A．enthusiastic | B．curious |
| C．doubtful | D．cautious |
Evidence has been found through years of study __________ children’s early sleeping problems are likely to continue when they grow up.
| A．why | B．how | C．that | D．whether |
Two lawyers have donated $ 50, 000 to _________ our school’s campaign “Help the Needy”, which was started by our former headmaster 10 years ago.
| A．approve | B．advocate |
| C．guarantee | D．sponsor |
Don’t touch your eyes, nose and mouth, because they aren’t covered by skin and can ________ the virus easily.
| A．pick up | B．take up |
| C．make up | D．bring up |