英语单词always, usually, normally等频率副词的区别

always 一直，总是

He always goes to school at 8 o'clock every day.

他每天总是8点钟去上学。

The sun always rises in the east and sets in west.

太阳总是东升西落.

usually 通常，惯常地

He usually goes to school by bus.

他通常乘公交车去上学。

He usually goes to bed at ten o’clock.

他通常10点钟睡觉.

normally/generally 一般地

Normally I would accept your offer without hesitation.

一般我会毫不犹豫地接受你的邀请。

I generally get up at six.

我一般6点起床。

often 常常

My parents often take me to the zoo on weekends.

我父母常常在周末带我去动物园。

He is often late for school.

他上学经常迟到.

sometimes 有时

Sometimes they play football on Saturday afternoon.

他们有时在星期六下午踢足球。

It is sometimes hot and sometimes cold.

天气忽冷忽热.

occasionally 偶尔

Occasionally I go to bed late.

偶尔我会睡得比较晚。

seldom 很少

We seldom go to school by bus. We usually go there by bike.

我们很少乘车去上学，我们通常是骑车去。

hardly ever 几乎不

She hardly ever plays video games.

她几乎没玩过电子游戏。

never 从不

Vegetarians never eat meat.

素食主义者从不吃肉。

He never lives there.

他从来都没有在那儿住过。

2 同位语从句中that不可以省略。在定语从句中作宾语时，可省略。在名词性从句中只有在宾语从句中才可以省略。其他情况下，都不可以省略that。

同位语从句：指的是在复合句中充当同位语的从句，属于名词性从句的范畴，同位语从句用来对其前面的抽象名词进行解释说明，被解释说明的词和同位语在逻辑上是主表关系。

that释义：(指较远的人或事物)那，那个，(指已提到过或已知的人或事物)那。

that用作关系代词时在下列情况下可以省略：

1、引导限制性定语从句在从句中用作宾语时。

2、用在there be结构前作主语时。

3、用作表语时。

4、在定语从句与先行词之间有插入语时。

5、在先行词way, reason, distance, place, office等作方式状语、原因状语或地点状语时。