根据句意及首字母提示完成下列句子。

1. It's not polite to p_____ your car in front of the gate.

2. Go p____   the bank, and you'll find the drug store.

3. Put the vegetables in the fridge to keep them f_____.

4. I have trouble learning English. I w          if you can help me learning it well.

5. A d          order like "Jim, pass me the pen" can sound rude in English.

下图是新中国成立后国民经济的发展状况，其中出现C到D点变化的主要因素是  (　　)。

A．“一五”计划的实施

B．社会主义改造的完成

C．国民经济的调整

D．“大跃进”运动的展开