Choose the underlined word or phrase that needs correcting.
21. The most problematical of the four major language skills are probably that of writing.
22. She wants to go to Ho Chi Minh City to begin her career like a singer.
23. Please arrive early so that we can start the meeting at time.
24. There are a cat and a dog near the table.
25. The bank is between the hotel with the museum.
26. There is two drug stores in that street.
27. Is there a photocopy store to the left your house?
28. The food here is more delicious as that in my hometown.
29. Do you think there is another mountain highest than Mount Everest?
30. Ha Long Bay is the more beautiful natural wonder of Viet Nam.