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4、（1分）
From the fourth paragraph, we learn that Google’s money is also invested to help ________.
A)
start more research programs
B)
make more advanced electric cars
C)
develop renewable and coal-based energy
D)
conduct studies related to climate changes
From the fourth paragraph, we learn that Google’s money is also invested to help ________.
A)
start more research programs
B)
make more advanced electric cars
C)
develop renewable and coal-based energy
D)
conduct studies related to climate changes
参考答案