拍拍手,读读下面的歌谣。 A plus B is 100. A minus B is 20. A is 60, B is 40. A plus B is 90. A minus B is 50. A is 70, B is 20. A plus B is 70. A minus B is 10. A is 40, B is 30.
翻译下列句子 1. What’s six plus twenty? ___________________________________________________ 2.50+20=? ___________________________________________________ 3. Do you know the missing number? ___________________________________________________ 4. The missing number is twenty. ___________________________________________________
选出与众不同的一项。 () 1. A. pencilB. rulerC. class () 2. A. fiftyB. fifthC. thirty () 3. A. IB. youC. your () 4. A. glueB. collectC. borrow () 5. A. oneB. thirdC. ten
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