(show)（）the ID. card, the students were allowed to enter the exam-room one by one.
Having shown
举一反三
- No students are allowed to enter the room without _________ (permit).
- Laura is one of the top students in Grade One.
- Students all know that no one is allowed (speak) ______ in the reading room.
- Laura is one of the top students in Grade One. A: of B: top
- The personnel manager makes it clear that for security reasons, no one is allowed to enter the building ______ presenting a photo ID card. A: (A) unless B: (B) without C: (C) because D: (D) if
内容
- 0
中国大学MOOC: 15.You have to stop here. No one is allowed to enter without the___________.
- 1
“这间房是那间房的两倍大”下列哪一项倍数表达有误？ A: This room is double the size of that one. B: This room is larger than that one by once. C: This room is twice as large as that one. D: This room is twice-fold as large as that one.
- 2
There______ one teacher and several students in the lab then. A: was B: were
- 3
The students are rarely allowed to enter the teachers' reading-room.
- 4
A student is (allowed) to (enter into) this room (only if) a teacher (has) given permission. A: allowed B: enter into C: only if D: has