______ more visitors, the Beijing Garden Expo Park gives roses to visiting couples.
| A．Attracted | B．Attracting | C．To attract | D． Having attracted |
Not until then did I find it _____ to do the job that way.
| A．is easier | B．easier | C．was more easily | D．more easily |
Most of the professors _____ to our school were from South Africa．
| A．invited | B．to be invited | C．being invited | D．had been invited |
You may takehalf of the cake; they’re exactly the same.
| A．both | B．either | C．any | D．each |
by the growing interest in nature, more and more people enjoy outdoor sports.
| A．Influenced | B．Influencing | C．Having influenced | D．To be influenced |
The best reporters have been sent to South Africa to ______ the 2010 World Cup, so we can get informed of the situation there very quickly.
| A．support | B．rescue | C．cover | D．prevent |