Duncan, _______ NBA star, is one of _______ few football players who are very popular to many of Chinese fans.
| A．an; the | B．an; a | C．the; the | D．a; a |
Experiments of this kindin both the U．S．and Europe well before the Second World War．
| A．have conducted | B．have been conducted |
| C．had conducted | D．had been conducted |
So _____ in the darkness that he didn’t dare to move an inch.
| A．he was frightened | B．was he frightened | C．frightened he was | D．frightened was he |
-- Are you going to participate in the speech contest?
-- ____ How wonderful an opportunity!
| A．No problem! | B． Why bother'? | C．Why not? | D．That's for sure. |
____ to Anne's birthday party. Mr. Brown is now searching shop after shop for a nice present for her,
| A．Having invited | B．Having been invited |
| C．Have been in, lied | D．Being invited |
As is reported, it won't take a long time ____ the 20th Golden Rooster and Hundred Flowers Film Festival falls in the Binhu New Area. Hefei.
| A．since | B．when | C．before | D．that |