![Grammar Quiz](https://grammarquiz.net/static3/logo.png)
[ Vocabulary ]
a dense sphere of solid metal found in the center of Earth
A. crust
B. mantle
C. inner core
D. outer core
E. magma
Select your answer:
![](https://grammarquiz.net/static3/wait.gif)
Random Topics:
Personal Pronoun Lend vs. Borrow Active vs. Passive Voice Modals "Should"Present, Past and Future TensePresent PerfectPresent/Past/Past ParticpleSimple vs Continuous Past TenseGrammar Assessment
Other quiz:
Quantifiers › ViewIs there ……………. dirt in the hall?
A. many
B. much
C. a lot of
D. lots of
Tenses › View
Who (switch) _______ off the lights a minute ago?
A. switches
B. switch
C. switched
D. have switched
How to use : Read the question carefully, then select one of the answers button.