When they have a competition,David always ________ Tom.A wins B gainsC beats D earns请问这道英语单选选哪个呢?请告知为什么选那项,别的为什么不选?最后还请翻译一下这句话..

they have a meeting on Friday.(when提问) They started immediately when they ( )breakfast.A.hadB.had have C.have hadD.had had They usually have a good time when they have dinner. 翻译句子 They asked the teacher_____________.A.when will they have the exam B.when we would have the examC.when they would have the exam D.when would they have the exam答案为什么是B,为什么不是C? when they ___ 16.they started to work.A.get B.have C.catch D.reach As one comes to some crossroads,he or she sees a sign which says that drivers have to stop when they come to the main road ahead.At other crossroads,drivers have to go slow,but they do not actually have to stop unless,of course,there is something com ——the farms have been to the US.___really?when there?a.did they go b.have they gone they (have)a party They have a lovely 英语翻译Daisy Raffan is 17-year-old British girl.she can speak chinese well,and she runs a website--www.kidschineseciub.com,onjanuary to learn the language when she was just five .on daisy's website .kids can have daisy's lessons when-ever they l When they meet each other and then have a g_____to each other and then have a hug. I don't know when they are going to have a welcome party.翻译! When did they have a meeting?Could you tell me 合并成一句 .When will they leave? They______very soon. (2 分)A.do leaveB.are leavingC.have leftD.leave 解释一个很简单的英语问句When did they have a funny day? 英语作文:It is necessary for freshmen to have a laptop when they go to university? ____they look different ,they have some similarities .a:but b:as c:although d:when Americans usually give a reason when they have to say _n__ to an invitation.