Rewrite the following sentences without changing their original meanings.
1. If Vuong doesn’t work hard, he will not pass his exam. -> Unless …………………
2. I haven’t seen her for 2 weeks. -> The last time …………………………
3. Someone has stolen my pen. -> My pen…………………………………………..
4. Hoa didn’t go to work because she was tired. -> Because of ……………………
5. They provided food then cleared up the debris.-> After they ………………………
6. They will build a new market in my village. -> A new market ………………………