What is the code for 'is' in the code language ?
Statements:
1. In the code language, 'shi tu ke' means 'pen is blue'.
2. In the same code language, 'ke si re' means 'this is wonderful'.
Answer: D
In 1 and 2, the common word is 'is' and the common code word is 'ke'. So, 'ke' is the code for 'is'.