The theory he ____ about black hole isn’t understood by most of people.
A .put up B put down C put off D put forward
The small mountain village we spent our holiday last month lies in is now part of Hubei.
| A．which; where | B．where; what | C．that; which | D．when; which |
________ our surprise, when the audience saw this film, they all shouted ______ surprise.
| A．In ; in | B．In ; at | C．To ; in | D．To ; at |
Our school was going to send a teacher to Xinjiang . I was the first person _______ to go.
| A．volunteer | B．to volunteer | C．volunteered | D．volunteering |
How foolish I was!
_______ you have realised that, stop blaming yourself.
| A．Now that | B．Unless | C．Although | D．Even if |
The matter _______people’s health surely requires ______ carefully.
| A．related to ; dealing with | B．related to ; dealt with |
| C．relating to ; being dealt with | D．relating to ; having dealt with |