1. How long will it take you to... ……要用多长时间

How long will it take you to recite such a passage 你背诵这么一段文章要多长时间

2. How should I... 我该如何……

How should I tell him the bad news 我该如何告诉他这个坏消息

3. I absolutely agree with... …我完全同意…….

Sure, I absolutely agree with your point. 当然,我绝对同意你的观点.

4. I'm grateful for... 我对……特别感激.

I'm grateful for your timely help. 非常感谢你及时的帮助.
[timely adj.及时的]

5. I am planning to... …我打算…….

I am planning to travel around China. 我打算环游中国.

6. I am very pleased to have this opportunity to... 我很高兴有机会…….

I am very pleased to have this opportunity to stand here and give you a speech.
我很高兴有机会站在这里为你们演讲.

7. I apologize for... 我为……道歉.

I apologize for leaving you alone. 很抱歉把你一个人留下.

8. I believe (that)... …我相信…….

I believe that we can conquer cancer totally some day. 我相信我们总有一天能够完全战胜癌症.

9 I believe we should... 我认为我们应该…….

I believe we should work together to protect our environment. 我认为我们应该携手保护环境.

10. I can't imagine... 我无法想像…….

I can't imagine what my life would be like if I were disabled.
我无法想像如果我身患残疾,我的生活会怎样.