He blamed his poor performance_____jet lag.
举一反三
- Bill was saddened when he found his father was disappointed with his poor performance at school.
- The general manager is so_______ for the poor performance of his company.
- His poor performance amy be due to lack of motivation________ to reading difficulties.
- Though he is poor, but he is satisfied with his situation.（)
- However he is poor, he is always satisfied with his situation.（)