Слова в скобках в Present Simple,помогите)1. The Strait of Dover... the

Слова в скобках в Present Simple,помогите)
1. The Strait of Dover... the British Isles fron continent (to separate). 2. The main English rivers not... rapidly (to flow). 3. The Thames ... only nine miles from the eastern bank of the Severn (to begin). 4. The west wund sometimes ... rise to the danger of flooding (give). 5. If you...to the west of the Pennine Chain, you will enter the most beautiful part of England , the Lake District (to go).