The poisonous gases were not __ in the air a. able to float b. visible c. able to evaporate d. invisible​

Exocetus is able to leap into air by means of

They were no longer able to provide the "help their children need."

Flying Lizard is able to glide in air with the help of

A is thrice as good a workman as B and therefore is able to finish a job in 40 days less than B. Working together, they can do it in

A is thrice as good a workman B and therefore is able to finish a job in 40 days less titan B. Working together, they can do it in