ios 动画中如何正确响应button的各种事件

[UIView animateWithDuration:15.5f delay:0.0f options:UIViewAnimationOptionAllowUserInteraction animations:^{
        self.btnTest.frame = CGRectMake(self.btnTest.frame.origin.x,
                                        self.view.frame.size.height-37,
                                        75,
                                        37);
    } completion:^(BOOL finished) {
        self.btnTest.frame = CGRectMake(225, 36, 75, 37);
    }];[UIView animateWithDuration:15.5f delay:0.0f