`1`. Since Tim was lasy he lost his job
A Tim was lasy as he lost his job
B Tịm was lasy because he lost his job
C Because Tim was lasy he lost his job
D Tim was lasy but he lost his job
Since = because
Because + S + V + O : bởi vì...
`2`. I look forward ..... good response from your company
A seeing B to see C to seeing D see
look forward + to Ving: mong chờ điều gì