【简答题】Money accumulates in a fund at an effective annual interest rate of i during the first 5 years, and at an effective annual interest rate of 2i thereafter. A deposite of 1 is made into the fund at time...
【简答题】阅读理解。 A 5R Rule for Environment 1. Reduce(减少) If you want to reduce waste, you should use things wisely. A large number of trees are being cut down to make paper. If everyone uses a little paper carel...