* * 票“中福在线”即开型 * * 游戏玩法最高奖金为（）
A.25万元
B.50万元
C.30万元
参考答案：A
用 for 或 since填空。
1. He's been waiting for you ______ two hours.
2. John has been living here ______ 2008.
3. I've been staying in London ______two weeks.
4. Jack has been studying French ______ he was mine.
5. I slept only ______ two hours last night. Now I feel very tired.
在所附条件不成就时，附解除条件的民事法律行为继续有效。( )
