It is the first time that a developing country _______ the Expo, described as the Olympic Games of economy, science and technology.
| A．is hosting | B．has hosted | C．hosts | D．will host |
Some people always take seriously the ______ of the complete globe end in the near future.
| A．celebration | B．production | C．prediction | D．permission |
— Did you visit the museum today?
— No. We ______ it, but we spent too much time shopping.
| A．could have visited | B．must have visited |
| C．may have visited | D．couldn’t have visited |
I am going to do ______ I can ______ him a good impression.
| A．all what, leave | B．all, to leave | C．all that, leave | D．what, leave |
Some of the doctors are paid almost ______ as the nurses.
| A．twice as much | B．much as twice | C．as much twice | D．as twice much |
The killer was caught at a pub ______ he was surfing the net, ______ relaxed us all.
| A．which, that | B．where, which | C．where, that | D．that, which |