Please Please double check with UKBA/Home office.

Here is what the FLR application form states:-
From 29 November 2010, a person who applies to enter or remain in the UK as a spouse, civil partner, fiancé(e), or proposed civil partner, unmarried partner or same sex partner of a British citizen or person settled in the UK is, unless they are exempted from the requirement, required to show that they can speak and understand English. If you are not a national of a majority English-speaking country (see Note 1 below) you will need to pass an acceptable English language test with a test provider approved by the UK Border Agency for this purpose (see Note 3 below), or to produce specified evidence that you have an academic qualification which is deemed to meet the recognised standard of a Bachelor’s degree in the UK (see Note 2 below)

I'm sure you need a PASS CERTIFICATE but please check.
You still have some time to do something.
Whatever happens please DO NOT OVERSTAY and tthink it's OK. It's not