After Billy proved that he could ride a bicycle safely,his father ___ to him and bought him one.give off ,give out ,givein ,give back 选择一个呀

After Billy proved that he could ride a bicycle safely,his father ___ to him and bought him one. After Billy proved that he could ride a bicycle safely,his father ___ to him and bought him one.give off ,give out ,givein ,give back 选择一个呀 Billy,Don'T Be A Hero 歌词 谁能帮我答10道英语的选择题第1题 单选题 After Billy proved that he could ride a bicycle safely,his father ___ to him and bought him one.1.give off 2.give in 3.give out 4.give back 第2题 单选题 We were in Paris for two days,so we the fertilizer ()effective after tested in the fieldA,were proved B,were proved to be C,proved D,have been proved解释一下为什么及句子成分 Silly Billy! Silly Billy! Why is Billy Silly? 翻译问题原文：Silly Billy! Silly Billy! Why is Billy Silly? Silly Billy hid a shilling. Isn't BIlly Silly?hid a shilling 是什么意思?是“藏了一先令”吗?因为Billy藏了一先令,就 英语翻译testman can’t be proved trained.testman can’t be proved who is trained.testman can’t be proved to be trained. Billy is very young.He can't read English.(合成一句） Billy is_______young_______read English.每空格限填一词 Billy Billy.是什么 the machine () satisfactory after being testedThe machine __ satisfactory after being tested.A has proved B has been proved C has been provenD is prove 选哪个?为什么? Billy isn't at home.He isn't _____.He's _______.填介词 billy doesn't pay attention?his work.处该填什么billy doesn't pay attention?his work.处该填什么 Billy 是什么意思? billy是什么意思? billy boy billy是什么意思 billy大绝双截龙上大龙 Billy is very young.He can't read or write now.（保持原句意思）Billy is _____ young _____ read or write now.