1. Having a motorbike enables you to go anywhere easily.
⇒ Enable sb to do sth
2. Because of his thorough revision for the exam, Tom passed it.
⇒ Because of + N/ N phrase / V-ing
3. I'd rather you stayed at home this Christmas.
⇒ S1 + would rather (that) + S2 + V_ed
4. As long as you keep calm, you will pass your driving test.
⇒ As long as mang nghĩa "miễn là”
5. Neither of the chairs is comfortable.
⇒ Both of + the/ these / my / Tom’s … + Noun