Combine two sentences into a new one using the given words in brackets. Do not change the given words in anyways.
37. They started playing tennis in 2003.
A. They played tennis since 2013.
B. They have played tennis in 2013.
C. They have played tennis for 2013.
D. They have played tennis since 2013.
38. He was sick. He had to stay at home.
A. He was sick because he had to stay at home.
B. Because he was sick, he had to stay at home.
C. He had to stay at home, so he was sick.
D. Because he was sick, so he had to stay at home.
39. If you don't rest yourself, you really will be ill.
A. Unless you don't rest yourself, you really will be ill.
B. Unless you rest yourself, you really will be ill.
C. Unless you rest yourself, you reallywill not be ill.
D. Unless you don't rest yourself, you really will not be ill.
40.I want to have a holiday in Bali. It is an island in Indonesia.
A. I want to have a holiday in Bali, which is an island in Indonesia.
B. I want to have a holiday in Bali,which it is an island in Indonesia
.C. I want to have a holiday in Bali, that it is an island in Indonesia.
D. I want to have a holiday in Bali, that is an island in Indonesia.
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