意为“多长时间”,用于对时间段进行提问,回答通常是 “for + 时间段” 或“since + 时间点” 等表示一段时间的短语。在本题中,答语 “For two days” 是一段时间,所以 “How long” 符合题意。意思是 “多久一次”,用于询问动作发生的频率,回答通常是 “once a week(一周一次)”“twice a month(...
本题主要考查现在完成时和动词词组。第一空,根据下文 For three days. 可知,此处应该为现在完成时,主语为 your brother,为第三人称单数,因此第一空为 has。第二空,结合句意:你哥哥感冒多久了?have a cold 为固定短语,意为“感冒,受凉;患感冒”,此处为现在完成时,因此用 had。故正确答案为C。反馈...
To find how many days after your period you can get pregnant, watch your menstrual cycle for a few months and calculate how long your cycle lasts on average. Subtracting 14 from the length of your menstrual cycle will give you an approximate idea of when ovulation will occur, although there...
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During the chilliest days of the current cold front, states like Montana could see temperatures drop as low as -40 degrees, CBS News partnerThe Weather Channelreported. The National Weather Service previously warned that wind chills in that area could be even colder, saying they could be as lo...
但是 “catch a cold”(患感冒)这个动作如果持续了一段时间(For three days),就不能用一般现在时或者一般过去时。因为一般现在时表示经常发生的动作或存在的状态,一般过去时表示过去某个时间发生的动作或存在的状态,它们都不能表达动作的延续性。2. 分析选项 C 和 D在现在完成时中,“have/has + 过去分词” ...
—He may___ behind the tall tree, for I can hear him laughing there. —I hate ___ days. I feel uncomfortable in a raincoat. —Oh, butdon’t you think it is romantic to walk in such weather? Max had a cold and couldn’t stop ___(咳嗽). The girl has a high ___(发烧),...
3 第三句 These days, the public can access debates about science regardless of where they take place. 54. What does the author suggest scientists do about public debate? [B] Embrace it with open arms. 【定位】Para. 4 第一句 For many scient...
Particularly because it’s really hard to get into, so not many influencers are able to use it. I was able to have access to these influencers myself because I am in their circle, so I’m able to have better access to them. The best advice for people outside of, you know, this...
Unit 3 How many days are there in a week? Lesson 13 【课题】Unit 3 Lesson 13 【教学重点】How many…?,there be句型 【教学难点】How many和there be 句型的正确运用。 【教具准备】 1.腾图资源中的课件。 2.有关名词变复数的读音的游戏课件: ...