问题
选择题
The problem was raised ________ we should get all the machines________.
A.that/ to repair
B.which/ repaired
C.where/ to be repaired
D.when/ repaired
答案
答案:D
The problem was raised ________ we should get all the machines________.
A.that/ to repair
B.which/ repaired
C.where/ to be repaired
D.when/ repaired
答案:D