题目内容
动词语气：陈述、祈使与虚拟语气
1. They feel more comfortable in a ship that they would be if they ________ any other way.
A) traveled B) travel C) have traveled D) are traveling
A
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题目内容
动词语气：陈述、祈使与虚拟语气
1. They feel more comfortable in a ship that they would be if they ________ any other way.
A) traveled B) travel C) have traveled D) are traveling
A