如何使用 "optimistic" 造句

1. I suspect this is too optimistic .
我怀疑这是过于乐观。
2. The many egyptians standing in line appeared less optimistic .
站成长队的埃及人很少有乐观的。
3. Not everyone is as optimistic as bloom .
并不是所有人都是像布鲁姆一样的乐天派。
4. Ford says it remains optimistic .
福特表示仍保持乐观。
5. Yet mrs diamantopoulou is optimistic .
尽管diamantopoulou仍很乐观。