dqtuan9627 wrote:
I eliminate A because I though it should be "Between 1990 and 2000 the global economy grew more than it had done during the 10,000 years from the beginning of agriculture"
Please tell me where I am wrong?
Hi dqtuan9627,
Let’s first understand the usage of the past perfect tense. The past perfect tense is used to represent an event that happened earlier in the past as compared to another event that took place later in the past. So, this tells us about the sequencing of the events:
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