查询student表中的所有非空email信息,以下语句正确的是()。
With more people aspiring to go to college, it is possible to each college student to pay less for his tuition fees.
The student _____ continuing his studies when he had to return to his home country unexpectedly.
Mid(“I am a student.”,9,2)的返回值是什么?()
I ______ the paper so that every student could have a copy.
The student _____ continuing his studies when he had to return to his home country unexpectedly.
The student _____ continuing his studies when he had to return to his home country unexpectedly.
Many a student _____ the importance of learning a foreign language.
In 2007, ______ he was a student at the University of Illinois.
(year>=25)?”teacher”:”student”这个条件表达式的意义是()。