Definition
To speed up
accelerate
construct
To build, make
Please ____ which meal you would like to eat for dinner.
select
Golf is a sport that ______ the country of Scotland.
originate(d) in
Spelling 100
reign
Absolutely necessary
essential
tough
Very difficult
In winter, one should wear multiple ____ of clothing.
layer(s)
Through play, children learn to solve problems, ______, and share.
take turns
Spelling 200
adjust
Sth. that joins two or more things
connection
top
To be better than
____ work hours are popular with parents of young children.
Flexible
The effectiveness of this drug will be ______ in a three-year research project.
put to the test
Spelling 300
strategy
The leading position
forefront
champion
Sb. that has won a contest or competition
The goal of the expedition is to map unexplored ____.
territory
She knew she shouldn't open the box, but her curiosity finally ______ her and she opened it.
get(got) the better of
Spelling 400
analysis
Very great or intense
profound
fruitful
Having plenty of results
____ light can trick animals into sleeping at the wrong time.
Artificial
Sometimes they ______ the right conclusion immediately, but other times they miss the point entirely.
home in on
Spelling 500
intuition