I am sure I can work out the maths problem.同义句I am( )( )work out the maths problem

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IamsureIcanworkoutthemathsproblem.同义句Iam()()workoutthemathsproblemIamsureIcanworkoutthemathsproblem.

I am sure I can work out the maths problem.同义句I am( )( )work out the maths problem
I am sure I can work out the maths problem.同义句
I am( )( )work out the maths problem

I am sure I can work out the maths problem.同义句I am( )( )work out the maths problem
我肯定能解出这道数学题.

I am sure to work out the maths problem.(be sure to do sth.多指别人认为主语能完成的事,所以这个用法在这里不好。)
最好是用 I am sure of working out the maths problem.(be sure of doing sth.多指主语认为自己能完成的事)

I am confident to work out the math problem.
I am determined to work out the math problem.

这涉及sure的用法:常用到的2种结构:be sure to do 和 be sure +that 从句.当be sure +that 从句结构中主句和从句的主语一致(即指同一人或物,一定注意这条件,不一致不行)的时候,可以将其转换成be sure to do 结构.
例子: I am sure that I can pass the exam.(我确定我能通过考试)=I am sur...

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这涉及sure的用法:常用到的2种结构:be sure to do 和 be sure +that 从句.当be sure +that 从句结构中主句和从句的主语一致(即指同一人或物,一定注意这条件,不一致不行)的时候,可以将其转换成be sure to do 结构.
例子: I am sure that I can pass the exam.(我确定我能通过考试)=I am sure to pass the exam.
I am sure that he can pass the exam.(我确信他能通过考试,注意此句主从句的主语,一个是I一个是he),此句如果把它变为be sure to do 结构,意思就变了 .I am sure to pass the exam.(我确定我能通过考试).

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