1. [单选题]Cindy shut the door heavily and burst into tears. No one in the office knew shewas so angry.
A. where
B. whether
C. that
D. why
2. [单选题]I walked slowly through the market, where people all kinds of fruits and vegetables.I studied the prices carefully and bought what I needed.
A. sell
B. were selling
C. had sold
D. have sold
3. [单选题]我们假设水稻的两个分蘖，其蘖位分别是蘖位三与蘖位四，那么这就意味着( )。
A. 蘖位三的分蘖，其蘖位较低，发生也较早
B. 蘖位三的分蘖，其蘖位较低，但发生较晚
C. 蘖位四的分蘖，其蘖位较低，发生也较早
D. 蘖位四的分蘖，其蘖位较低，但发生较晚
