【单选题】They were ahead during the first half of the match, but they ________ in the last five minutes.
【单选题】87/1485 不属于金属材料的力学性能的是( )。
【简答题】We were ahead during the first half of the match, but we ______ in the last ten minutes. (A)lost (B) have lost (C) were losing (D) had lost
【单选题】84不属于金属材料的力学性能的是( )。