We 2000 words in the past 3 years.
| A．has learned | B．have learned |
| C．will learn | D．are learning |
___________ the young girl ___________ her parents take regular exercise in order to keep fit.
| A．Not ... but | B．Either ... or | C．Neither ... nor | D．Not only ... but also |
Generally speaking, a computer works _______________ a human brain.
| A．more accurately than | B．more accurate than |
| C．as accurate as | D．so accurately as |
Nowadays, children under 1.4 meters _______________ be free to take buses in some cities.
| A．need | B．must | C．shall | D．can |
There are a lot of trees on _______________ sides of Century Avenue in Pudong.
| A．either | B．all | C．both | D．neither |
The football player felf extremely _______________ after they won the game.
| A．luck | B．lucky | C．luckily | D．unlucky |