怀疑西班牙语怎么说

1. 我怀疑他会说西班牙语。- I doubt he can speak Spanish.

2. 你怀疑这个翻译准确吗？- Do you doubt the accuracy of this translation?

3. 我们都怀疑这个计划是否可行。- We all doubt the feasibility of this plan.

4. 她怀疑他是否真的爱她。- She doubts if he really loves her.

5. 他们怀疑这个决定是否明智。- They doubt if this decision is wise.