Read the following paragraph carefully and answer the questions below it

I. Read the following paragraph carefully and answer the questions below it. (4 ms)

     (1) The most important factor is a student's past experience of study. (2) If a student have already developed good study habits, study at university should not be difficult. (3) Good study habit need to be complemented by interest and motivation – factors which are important when competition gets tough. (4) This is even harder in some fields. (5) We should however not underestimate the distracting effects of financial and personal difficulties. (6) All students have to grapple with this at some stage of their university life. (7) Beyond the personal factors it has to be say that there is also a certain element of luck involved in success: this includes finding excellent teachers and the subject matter that inspires one to give one's best.

(Adapted from http://grammar.about.com/od/developingparagraphs/a/samdescpars.htm)

1. Does the paragraph unify? If it does not, which sentence does not support the topic sentence?
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2. Does the paragraph have a topic sentence? If it does, which sentence is it?
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3. There are 5 mistakes in the paragraph. Underline and correct them. One has been done for
you.
i) have → has
ii) …………………………………………………………………………………………..
iii) …………………………………………………………………………………………..
iv) …………………………………………………………………………………………..
v) …………………………………………………………………………………………..