Question

Fill in the blanks with suitable words.
Albert Einstein worked as a technical expert (a)____ the local patent office (b)_____ 1905. During this time ,at the (c)_____ of twenty -six, four years before hr was able to get a job as a professor of physics , Einstein published four (d)_____ his most important papers on (e)____ history of science. They were all written in (f)_____ spare time. He proved that atoms (g) ______ molecules existed . It proved to be a major step (h) _______ progress in the field of science

Answer 1

Answer:

a) at b) in c) age d) of e) the f) his g) and h) in

Answer 2

Answer:

A. at

B. in

C. mid

D. of

E. the

F. his

H. of