Всем, кто знает английский! Помогите, пожалуйста!

Задание для 6 класса, помогите, пожалуйста! 1. ..the surface of the country is of great importance. a) by mentioning b) mentioning c) on mentioning d) after mentioning 2. Highland Britain is worth ...a) of seeing b) seeing c) in seeing d) on seeing 3. The UK continues ...commerce. a) with succeeding b) succeeding with c) in succeeding d) succeeding in 4. The UK succeeds ...one of the important commercial centres of the world. a) remaining b) in remaining c) on remaining d) remaining in 5. The English people started ...their national flag "The Union Jack" long ago. a) naming b) with naming c) on naming d) in naming 6. The country people went ...their mother tongue. a) on speaking b) with speaking c) of speaking d)by speaking 7. The Welsh people have the habit ...their mother tongue. a) in speaking b) on speaking c) speaking d) of speaking 8. ..the thistle as the national emblem of Scotland. Scotsmen began to wear it on their jackets. a) without choosing b) choosing c) in choosing d) on choosing 9. One can't describe the surface of the country ...lakes and rivers. a) with mentioning b) without mentioning c) on mentioning d) in mentioning 10. Many people like the idea ...Scotland. a) of visiting b) in visiting c) on visiting d) by visiting Хотя бы несколько вопросов, СПАСИБО ОГРОМНОЕ заранее!!!!