.sooner. fluentlier. earlier.
.lower. more careful. harder. slower. less more. _. more efficiently
Some people learnt languages because they needed them for their work, others travelled abroad, for the third studying foreign languages was a hobby. Everyone, who knew foreign languages could speak to people from other countries, read foreign authors in the original, which made your outlook wider.
<span>I studied English. It was a long and slow process that took a lot of time and efforts. Over 300 million people spoke it as a mother language.</span>
2. unless
3. if
4. if
5. if
6. if
7. unless