Объяснение:
science fiction; a funny story with a happy end; a mystery/detective story writer; fiction; an adventure
story about a professor and his nephew; the biography of a famous writer; to discover sth; to break a compass; to explore the area;
b) a loud snore; to snore loudly; to sigh sadly; a sad sigh; a quiet whisper; to whisper quietly; to cry suddenly; to yawn funnily;
c) to go on a dangerous journey; to travel in a submarine; at first glance; to hide behind the bushes; to get back to smb; to go out; a gust of wind.
slept/sleeping
travelled/traveling
went/going
lost/losing
read/reading
tripped/tripping
cut/cutting
walked/walking
waited/waiting
started/starting