If there is no hurry, then delay the test date. You won't get this chance after this week, so think about it.
If you delay, one technique can be really helpful for you and its very simple.
When doing SC questions, follow these steps:
1)Forget about timing.
2)Understand the meaning.
3)Try to find as many mistakes in a particular answer choice as you can. Whether the mistake is grammatical or logical, find it.
Trust me, if you follow these simple steps WHILE PREPARATION, the efforts will pay off.
Prepositional Phrases Clarified|Elimination of BEING| Absolute Phrases Clarified
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