Rewrite these sentences by using "BECAUSE OF"
1. She can't work hard because she is very old
\(\rightarrow........................................................................................\)
2. He likes her because she is very beautiful .
\(\rightarrow........................................................................................\)
3. He broke the vase because he was careless
\(\rightarrow........................................................................................\)
4. He left school because his wife was hard
\(\rightarrow........................................................................................\)
5. I went to bed early because I feel tired
\(\rightarrow........................................................................................\)