Question

2. Now the world，s attention              the stock markets，as they have a great influence on the world, s economy. (fix)

目前世界焦點(diǎn)集中在股票市場上，因?yàn)樗鼈儗κ澜缃?jīng)濟(jì)有著重大的影響。

Answer 1

2. is being fixed on考查現(xiàn)在進(jìn)行時的被動語態(tài)。結(jié)構(gòu)為am / is / are being done ,fix one' s attention on集中注意力于 ，變成被動結(jié)構(gòu)為one's attention be fixed on另外now暗示時態(tài)為現(xiàn)在進(jìn)行時。