Toán Lớp 9: V. Rewrite the following sentences without changing their original meanings.
1.I have no idea when I should take that English test. TO
→ I have …………………………………………………………………………….
2.“ Do you try calling a helpline?” the teacher asked Ngoc. IF
→ The teacher asked Ngoc ……………………………………………………
3. His parents raised him very strictly. UP
→ His parents ………………………………………………………………….
4.“Should I tell this to her?” he asked himself. WHETHER
→ He wondered ………………………………………………………………
5. It’s the first time Mary has gone to Viet Nam. BEFORE
-> Mary has ………………………………………