when mark __ ___ ___ ___ (正在考试),he had a stomachache.
题目
when mark __ ___ ___ ___ (正在考试),he had a stomachache.
If you ___ ___ ____ (有办法)to solve the problem ,we can finish the task tomorrow.
答案
when mark was having/taking an exam(正在考试),he had a stomachache.
注意是过去式
If you have any ideas (有办法)to solve the problem , we can finish the task tomorrow.
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