Study the words in the box. Circle only the words that can be used as either a noun
or a verb. Check a dictionary if you\'re not sure. (Hint: You should circle 12 words.)

1 problem
2 percent
3 study
4 subject
5 conduct
6 document
7 solve
8 proof
9 time
10 test
11 experiment
12 state
13 learn
14 basis
15 reading
16 determine
17 observe
18 step
19 lead
20 results
Ответ проверен экспертом
5 (2 оценки)
2
MaryFairy211 8 месяцев назад
Светило науки - 6858 ответов - 50283 помощи

3 study

4 subject

5 conduct

6 document

8 proof

9 time

10 test

11 experiment

12 state

18 step

19 lead

20 results

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