Basic English Sentence Patterns

Answers 
 
Exercise 6 
1. were sent 
2. was invented, was improved 
3. was invented 
4. was turned 
5. were invented 
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Exercise 7 
The following sentences are taken from Understanding Integrated Science for the 
21
st
 Century Book 1B published by Aristo Educational Press Limited. 
Fill in the blanks with the correct form of the verbs in brackets. 
e.g. Were vitamins discovered long time ago? (discover) 
 
1. In the past, we depended heavily on collected rain water which __________ in 
reservoirs. (store) 
2. It is because the ancients thought that common quartz crystals __________ by 
intense freezing of water (form) 
3. Brownian motion __________ by a Scottish scientist called Robert Brown in 
1827. (discover) 
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Answers 
 
Exercise 7
1. was stored 
2. were formed 
3. was discovered 
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Unit 9
Agreement between Noun and Verb
Exercise 1
Decide whether the verb should be singular or plural. Then fill in each blank with is 
or are.
e.g. There is a lot of money in the box.
 
1. There _____________ some paper on the desk.
2. The colour of these roses _______________ red.
3. The windows of this room _______________ dirty.
4. Everyone in the class _______________ present today.
5. ________________ there any letters for me?
6. In Hong Kong, there _____________ a lot of rain in spring.
7. The capital of France _____________ Paris.
8. All the furniture in my house _______________ brand new.
9. The news _______________ very shocking.
10. No one _________________ absent today.
11. Tony’s hair _______________ too long.
12. My neighbours _______________ often very noisy at night.
13. There ______________ twelve months in a year.
14. There _____________ a lot of rubbish in the playground. (be) 
15. There _____________ some orange juice in the refrigerator. (be) 
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