辨析：how long, how soon, how often, how far

2. Jeff's family is having a yard sale.

sale用作名词，意为"出售，销售"，on sale意为"出售，上市"；for sale意为"待售，供出售"，尤指从主人手里出售。

　e.g. Chickens are on sale in the market.

小鸡在市场上出售。

I'm sorry, it's not for sale.

抱歉，它不出售。

3. Amy thinks it's hard to sell her old things.

　4. Amy wants to keep her old things because they bring back sweet memories.

5. I've had this magazine for a couple of months. 这本杂志我买了几个月了。

a couple of 表示具体的数量"两个"，指两个相同的人或物体; 表示数量不定的"少数几个"，作这种虚指的用法时，具体意思往往视上下文和具体的语境而决定，例如：

You have to wait for a couple of hours for the clothes to dry completely.

你得等上一两个小时让这些衣服完全晾干。

6. The stories inside may be a bit old, but they're still interesting.

　a bit 意为"一点儿，稍微"，修饰形容词或副词，相当于 a little；

a bit of +不可数名词，a little直接加不可数名词。

e.g. There is a bit of/a little water in the bottle.

瓶子里有点儿水。

　not a bit =not at all 意为"一点也不"

not a little =very 意为"非常"

e,g. She is not a bit happy. 她一点儿也不快乐。

He is not a little tired.=He is very tired. 他非常累。

7. And check out these soft toys and board games for younger kids.

　check用作及物动词，意为"检查，审查"，短语check out，意为"察看，观察"。

e.g. If you finish it，check it by yourself first.