5. How about this lovely postcard?
这张可爱的明信片怎么样呢?
还能这样说：
What do you think of this lovely postcard?
Do you like this lovely postcard?
应用解析：
first love 初恋;
one-sided love 单相思;
fall in love (with) 对……产生爱情;
fall out of love (with) 爱情中断
6. These are all the postcards that we have.
这就是我们这儿所有的明信片了。
还能这样说：
These are all our postcards.
All the postcards we have are all here.
应用解析：
all through 一直，从来就;
all together 一起，同时;总共;
all too 总是太;
all too often 时常;
all too soon 总是太早
7. A postcard costs you eight Yuan.
一张明信片8元。
还能这样说：
Eight Yuan per postcard.
One postcard is worth eight Yuan.
谚语：
It is good to learn at another man's cost.
前车可鉴。
8. These postcards are great. I like them.
这些明信片真棒，我很喜欢。
还能这样说：
These postcards look beautiful. I like them a lot.
How beautiful these postcards are! I very like them!
应用解析：
be great on 熟悉……的;热衷于……的;
be great with 为某种感情所激动;
in the great 总括;
no great of 没有什么了不起的