What is nine plus six? It's ___.[ ]A. threeB. fourteenC...
1. “加”用plus,and或add表示;“等于”用is,make,equal等词表示。 2+3=? 可表示为: How much is two plus three? 2+3=5 Two plus three is five. Two and three is equal to five. Two and three make five. Two added to three equals five. If we add two to/and three, we get five....