參考答案:
1)There are several things which are interesting here.
Several things are interesting here.
2)It is encouraging and inspiring to note that sales which are reported right now have increased this month.
Sales have increased this month; the figures are encouraging.(特別說明一下,這句句子是商務英語寫作的范疇,一般不用形式主語,不用從句,所以這里不要用it is + aj.句型。)
3)Another factor that adds to the persuasive power of this speech is the vivid example is gives.
The vivid example also makes the speech mor persuasive.