Which country has the ______ population in the world？
China．It's a little ______ than that of India．（ ）
A．most，mostB．biggest，bigger
C．more，mostD．bigger，bigger
Must I go home now？
No， you_______．（ ）
A．mustn'tB．needn'tC．shouldn't
Guangzhou is one of _____cities in China．（ ）
A．the biggestB．big
C．bigger
Remember _______ some fruit when you come back．（ ）
A．buyingB．to buyC．buy
_______do you watch TV？
Twice a week．（ ）
A．How oftenB．How longC．How soon
Where is Jim？
Look! He _______ under the tree．（ ）
A．is standingB．stood
C．stands