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 ………………………………………