In the summer large crops of fruit may be by freezing or bottling.A. reserved B. deserved

问题补充：

In the summer, large crops of fruit may be by freezing or bottling.

A. reserved

B. deserved

C. served

D. preserved

答案：

A. reserved

B. deserved

C. served

(答案→)D. preserved

解析：考查动词词义辨析。A预约，保留，储备；B应得；C服务，服役；D保护，保存；句意：在夏天，大量的水果可以通过冷冻和装瓶来保存。根据句意说明D正确。