(2012·安徽) A lot of language learning, __________ has been discovered, is happening in the first year of life, so parents should talk much to their children during that period.
| A．as |
| B．it |
| C．which |
| D．This |
The WTO cannot live up to its name _______ it does not include a country that is home to one fifth of mankind.
| A．as long as | B．while |
| C．if | D．even though |
You will succeed in the end _______ you give halfway.
| A．even if | B．as though |
| C．as long as | D．unless |
The famous scientist grew up ________ he was born and in 1930 he came to Shanghai.
| A．when | B．whenever |
| C．where | D．wherever |
.________, I have never seen anyone who’s as capable as John.
| A．As long as I have traveled |
| B．Now that I have traveled too much |
| C．Much as I have traveled |
| D．As I have traveled too much |
He was about to tell me the secret ________ someone patted him on the shoulder.
| A．as | B．until |
| C．while | D．when |