1. hearing (looking forward to + V_ing)
2. affordable (not only + V but also + V)
3. better (so sánh hơn)
4. twice as large (số lần + as ... + as = double : gấp đôi)
5. largest (by far bổ nghĩa cho so sánh nhất)
6. friendlier/more friendly (so sánh hơn)
7. the most effective (so sánh nhất)
8. education
9. to keep (don't forget + to V)
10. exciting