Obama has been elected ___ first black president of the United States, and the international society expects to have ____ new USA under his leadership.
A 不填；the B a; the C. the ; a D the ; the
--- Are you happy with this laboratory?
--- Not a little. We can’t have _______.
| A．a worse one | B．a nicer one | C．so bad one | D．so nice one |
Medicine shouldn’t be kept _______ it is accessible to children.
| A．even if | B．which | C．where | D．so that |
. _______ interested in the position are asked to see the manager tomorrow．
| A．Whoever | B．Who | C．Anyone | D．Those |
“China Daily”, whose editorial office is in Beijing, also has _______ in all major cities in China.
| A．branches | B．companies | C．organizations | D．businesses |
“Sorry, sorry…”, he whispered, _______ talking to himself.
| A．while | B．even if | C．as if | D．when |