(3)have been trying(4)has been 本题考查动词短语和代词位置。句意为“这道数学题很难,但简能解决它”。“work out”表示“解决”,而“put up”则表示“提供,建造,举起”。代词“it”指代“The maths problem”,应放在动词“work”和副词“out”之间。因此,正确答案为 B 选项 "work it out"。
D The present simple and the present progressiveHere are just some of the ‘stative' verbs that we rarely use in the progressive form. Study them.believe belongcontainhave (= possess)look_2=appear)look like(= resemble)mattermeanneedownpossesspreferresembleseemunderstandwantPut in the correct ...
At around 140 BC during China’s Han Dynasty, Zhang Qian, a royal emissary, made a journey to the West from Chang’an (present-day Xi’an in Shaanxi Province), opening an overland route linking the East and the West. Centuries later, in the years of the Tang, Song and Yuan dynasties...
PRESENTPERFECTIVE(PROGRESSIVE)VS PASTTENSE 如果现在完成（进行）体与现在时间没有联系，那就要用一般过去时或过去进行时。E.g.Hissisterhasbeenaninvalidallherlife.(依然 活着）Hissisterwasaninvalidallherlife.(已经去世) 如果用了与现在时没有联系的确定的时间状语，也要用一般过去时或过去进行体...
a中西服饰文化都各自渗透着区域深厚的文化底蕴 China and the West clothing culture all respectively is seeping the region deep culture inside story[translate] abeache beache[translate] apeptides were reported to be binders[translate] athe present progressive 礼物进步[translate]...
The simple present and the present progressive Fill in the correct form of the verbs in brackets.At the moment you ___(1 learn) English. You ___(2 study) English at school every day.___(3 you know) this old Chinese proverb?(4 hear) and I ___(5 forget). I ___(6 see) and...
A The simple present and the present progressiveFill in the correct form of the verbs in brackets.What are you looking at?' I asked my mother She was looking out of the window.A car has just stopped outside our house,' Mother answered. ‘Someone(1 get) out of the car It's your ...
I’mpleasedtosaythattheteamhavebeenplaying/haveplayedwellallseason.Wecanuseeitherthepresentperfectprogressiveorthepresentperfecttotalkabouttheactivitiesoreventsthatarerepeatedagainandagainuntilnow. Itwaslovelyateleveno’clock,butsincethentheskyhasbeengetting/hasgot(get)steadilydarkerandthewindhasbeenrising/...
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I am considering accepting your suggestion at present. 目前我正在考虑接受你的建议。 All things consist of atoms and molecules, which are constantly moving. 所有的东西都是由原子和分子组成的,原子和分子在不停地运动。 Readers are migrating away from print anyway and revenue from print is still decli...