an X-ray machine 为什么要用an
关于X-ray,关为什么X-ray前面用an而不用a.
Have you ever had an X ray?
X-ray machine的意思
I developed an interest in the machine为什么加an
You must get an X-ray. 改为祈使句
Have you ever had an X-ray?When?Why?
have you ever had an X -ray?如何翻译?
"It is necessary for you to take an X-ray.
tire X-ray inspection machine中文是什么意思
高一单句改错The teacher insisted that everyone has an X-ray check-
英语造句wait.catch.repair.sell.a haircut.a licence.an X-ray .som
连词成句 take hospital l to get an x-ray him the to 求帮忙