ask/ ask for
Ⅰ。 ask vt “问”后接一个宾语或双宾语。如：
① Don’t ask me, I don’t know.别问我，我不知道。
② Ｔhen ask your friend the same questions.然后问你的朋友同样的问题。
Ⅱ。 ask vi “要求”“邀请”。后接不定式或复合句宾语。如：
① He asked to join the PLA. 他要求参加人民解放军。
② The villagers always ask them to stay for lunch. 乡亲们总是请他们留下来吃午饭。
Ⅲ。 ask for “要求找到某人或某物”在不同情况下有不同的译法。如：
① He sat down and asked for a cup of tea. 他坐下来要了一杯茶。
② Last time Mum asked for some glasses in a shop. 上次妈妈在一家商店里要买几只玻璃杯。
Ⅴ。 ask sb for sth “向某人要某物”如：
① Now ask your partner for the answers.向你的搭档要答案去。
② He came and asked me for his bike.他来向我要他的自行车。
asleep/ sleep / sleepy
Ⅰ。 asleep adj “睡着的”；常作表语。如：
① The children have been asleep.孩子们已睡着了。
② He was too tired and fell asleep at once. 他太累了，立刻就睡着了。
Ⅱ。 sleep v & n “睡着”。如：
① You have a good sleep. 你需要好好睡一觉。
② Last night I sleep very well. 我昨天晚上睡得很好。
Ⅲ。 sleepy adj “困乏的、想睡的”。如：
① She is always sleepy. 她总是想睡觉。
② I feel very sleepy now. 我现在昏昏欲睡。