在初中英语学习或中考中经常会遇到一些汉语意义相近，或英语形式相似的词或短语以及句型。只有真正了解意思才能做到准确无误。希望以下的练习有助于你的归纳。
Fill in the blanks with the given words in their proper forms.
21. cabbage/fish
1) I bought lots of ___________ yesterday.
2) ___________ was served after the first course.
3) They caught several frogs, crabs and ___________ in the river yesterday.
4) I think you'd better eat some more ___________ vegetables are good for you.
22. can/may/must
1) We ___________ follow the instructions when we use the computers.
2) ___________ I have a look at your photos?
3) I thought I ___________ smell something burning.
23. die of/die from
1) Nowadays more people ___________ car accidents on high ways.
2) In fact the little baby ___________ a fever last night.
24. drop/fall
1) The vase ___________ and broke.
2) Jenny's voice ___________ as the class teacher entered the classroom.
25. elderly/elder/older
1) Air pollution can cause respiratory problems, especially in children and the ___________.
2) My ___________ brother is ten years ___________ than I.
26. electricity/electric/electrician/electronic/electrical
1) Make sure that lights and other ___________ appliances are turned off when not needed.
2) Avoiding using ___________ dictionary while doing some reading.
3) Simon's father used to be an ___________.
4) I got an ___________ shock from that faulty light switch when I was fourteen.
5) Don't leave the TV on, it wastes ___________.
27. excited/exciting
All of us were ___________ at the ___________ news yesterday.
28. fall/feel
1) The doctor ___________ my forehead and said, "You have got a high fever. "
2) Many trees ___________ in the sand storm last night.
29. asleep/sleepy/sleep/sleeping
1) The driver felt ___________ last night, so he fell ___________as soon as he lay in bed.
2) When do you go to ___________every day?
3) I took a ___________-car to Beijing last Friday.
30. find out/find/discover/invent/look for/search for
1) Columbus ___________America in 1492.
2) Do you know who first ___________clock?
3) Jane ___________her key to the drawer everywhere just now, but she couldn't ___________it.
4) Please try to ___________who broke the window.
5) The police ___________the criminals for hours this morning.