37. It's a pity I can't get my visa extended.
→ I wish I could get my visa extended.
Điều ước trái ngược với điều trong tương lai với "could"
S + wish + S + would/could + V(nguyên thể)

38. "Why do I have to conduct this research?" she asked me.
→ She asked me why she had to conduct that research.

39. This country is unsafe to visit during summer vacation.
→ It is unsafe to visit this country during summer vacation.

40. People hope that cable cars construction to Son Doong Cave will be stopped.
→ It is hoped that cable cars construction to Son Doong Cave will be stopped.