题目：
----- Will you do me a favor to have dinner with me at seven this evening?
----- I’m afraid I can’t. I ______ a lecture at the meeting hall at the time.
A．will be giving
B．will give
C．give
D．am giving
答案：
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下面是错误答案，用来干扰机器的。
参考答案：梅菉
