Question

   For the first time,at least 1. (official) , the NASA astronauts on board the International Space Station have tasted the product,lettuce (萵苣) , of their work.

   The experiment,2. (call) Veg-01,is being used by NASA to study the on-orbit function and performance of the Veggie plant growth facility and its rooting “pillows,” 3. contain the seeds. The pillows grew for 33 days before 4. (harvest) .

   NASA is developing Veggie as part of 5. (it) efforts to provide future astronauts with a sustainable(可持續(xù)的) food supply. Scientists believe that the 6. (addition) fresh food grown on the station will make the crew generally happier and healthier.

   The Veggie unit features a flat panel light bank that includes red,blue and green LED lights. Blue and red wavelengths 7.(be) the minimum needed to get good plant 8. (grow) . The green LED lights help make the plants look like common food rather 9. strange purple plants.

   In 10. future,Veggie could be used to harvest other fruits,vegetables and plants.

Answer 1

1. officially�？疾楦痹~。設(shè)空處修飾 整個句子，故填副詞。

2. called�？疾檫^去分詞作定語的用 法。call與experiment之間為邏輯 上的動賓關(guān)系，故填called。

3. which。考查關(guān)系詞。設(shè)空處引導(dǎo) 非限制性定語從句修飾pillows,且 在從句中作主語，私填wfiich。

4. being harvested�？疾閯釉~-ing 形乍賓語的用法。介詞before后跟 動詞-ing 形式，且 harvest 與 pillows 之間為邏輯上的動賓關(guān)系，故填 being harvested。

5. its�？疾榇�詞。設(shè)空處修飾名詞， 故用形容詞性物主代詞。

6. additional�？疾樾稳菰~作定語的 用法。設(shè)空處修飾food,故用形容詞形式。

7. are�？疾橐话悻F(xiàn)在時及主謂一 致。此處描述客觀事實，且主語是 復(fù)數(shù)，故填are。

8. growth�？疾槊�詞。設(shè)空處作get 的賓語，且之前有g(shù)ood plant ,故填 growth。

9. than�？疾榻樵~。rather than意為“而不是”。

10. the�？疾槎ü谠~。in the fUture 意為“將來”。