Use of English · Partie 1
For me, the (0) HIGHLIGHT of this past week's science news was the images (1) .......... back from the Curiosity rover, providing (2) .......... geologic evidence that water flowed on Mars. Of course, this wasn't exactly a surprise; for decades, planetary scientists have suggested the channel networks visible in…
Débloque tous les examens, des simulations illimitées, les 80 étapes du jeu et plus encore.