1. I'll accompany you to go to the market. (x)
I'll accompany you to the market. (√)
accompany sb=go with sb,所以使用该动词时其后无需再接to go。
2. According to us, the problem is just the tip of the iceberg. (x)
In our opinion, the problem is just the tip of the iceberg. (√ )
according to+他人(不可接me或us)，表“依照某人的看法”;提出自己的意见时，须用in my / ow opinion.
3. Charge her meal on my account. (x)
Charge her meal to my account. (√)
charge srh to sb's account意为“将……记在某人的账上”。on sb's account=for the sake of sb，表“为了某人的缘故”，如:Don't do it on my account.(不要为了我的缘故做这件事情。)
4. It happened sometime in April. I can't remember the acctuate date.(x)
It happened sometime in April. I can't remember the exact date. (√)
accurate是“正确无误的”.是针对所说或所写的内容没有错误而言，如:The data may not be accurate.(资料也许并不正确.)exact是“精确的”或“确确实实的那一个”。
5. The man was arrested and accused of arson.(x)
The man was arrested and charged with arson. (√)
be accused of +罪名，用于非正式的指控、指责，即口头上说某人犯了某种罪，如:Tom was accused of theft.(汤姆被指控偷窃。)be charged with+罪名=be indicted for+罪名，指正式控告某人犯下某种罪，即已进入司法程序。
6. Sometimes taking a hot bath can help relieve your ache and pain.(x)
Sometimes taking a hot bath can help relieve your aches and pains. (√)
aches and pains指‘·身体的疼痛、酸痛”.为固定用法，不可用单数形式。
7. It was an action of wisdom when you decided to quit.(x)
It was an act of wisdom when you decided to quit.(√)
act是指特殊的“举动、行动”，如:an act of courage / kindness / foolishness l heroism /generosity即指“一桩勇敢/仁慈愚蠢/英勇礁慨之举”。action是指一般的“举动、行动”，较为笼统,如:We believe the authorities should take action〔我们认为主管当局应采取行动。)
8. It's a human fault rather than an action of God. (x)
It's a human fault rather than an act of God.(√)
an act of God指“天灾”，为固定用法。
9. Stop being childish! Behave like your age.(x)
Stop being childish! Act your age.(√)
act your age为英语习惯用语，指“举止成熟点”，相当于behave like a grown-up /gentleman/lady。
10. His novels have been selling like hot cakes. Actually, he is very well-off now.(x)
His novels have been selling like hot cakes. As a matter of fact, he is very well-off now.(√)
actually主要是用来解释误会，如:My neighbors think I am well-off, but actually I am quite poor.(我的邻居都以为我很有钱，不过事实上我相当贫困。)as a matter of fact主要是用来拓展先前的一句话。另外，in fact则兼有上述两种用法。