问题

The school makes a rule(规定) for the students to turn off lights at 10 p.m.
A:was
B:is
C:are
D:Be;
B:is
C:are
D:Be;
正确答案是:
同类题型
It remains to be seen________North Korea willremain stable under its new young leader
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1—__________take out the trash after dinner?—Yes, sure.
must _____ good relations withour classmates because co-operation is essential to us, modern people