To start with we haven't enough money, and secondly we're too busy.一来我们的钱不够，二来我们没时间。
The main events were as follows: first, the president's speech, secondly the secretary's reply and thirdly, the chairman's summing-up.主要活动如下: 第一项，总裁讲话; 第二项，秘书做解答; 第三项，主席做总结。
