摘要：The computer center, last year, is very popular among the students in this school. A. open B. opening C. having opened D. opened 5.The first textbook for teaching English as a foreign language came out in the 16th century. A. having written B. to be written C. being written D. written
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The computer center, ________ last year, is very popular among the students in this school.
| A．open | B．opening | C．have opened | D．opened |
The computer center, ________ last year, is very popular among the students in this school.
A. open?????? ??? B. opening???????? C. have opened????? D. opened
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The computer center, ________ last year, is very popular among the students in this school.
A．open B．opening C．have opened D．opened
查看习题详情和答案>>