问题
According to the new class rule, students found cellphones in the classrooms will be asked to leave the rooms immediately.
A:use
B:to use
C:using
D:having used;
B:to use
C:using
D:having used;
正确答案是：
同类题型
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We will finish the work within three days if everything goes [ ]
Coffee, which is becoming more and more popular, was first grown in _______ is now part of Brazil.
After three hours, I arrived in Penang in Malaysia with my family.