Inversion: _______ but also it filters out harmful rays.
A. Not only does the environment give us air to breathe
B. The environment which gives us air to breathe
C. The environment gives us air to breathe
D. Not only the environment gives us air to breathe

Random Topics:
Comparative and SuperlativesPassive Modals in Different TensesVerbal PhrasesGerunds as Objects of PrepositionsVerb Forms and PrepositionsPast PassiveGerund and To InfinitivePast ParticiplesPast Tense vs Present TenseInfinitive GerundOther quiz:
Future Tenses and Modals › ViewCreate an affirmative statement with ‘should’.
A. You should skip breakfast to lose weight.
B. You should exercise regularly to maintain good health.
C. You should avoid drinking water during meals.
D. You should sleep less to be more productive.
Grammar › View
Complete the sentence with the correct PRESENT SIMPLE form of the verb. ¨She _____ (brush) her hair two times a day.¨
A. brush
B. brushs
C. brushes
D. brushies
Grammar Rules › ViewChoose
We use the modal verb “don’t have to” to express…
A. obligation and necessity
B. strong recommendation
C. lack of necessity or obligation
D. prohibition
E. advice or an opinion
Grammar › View
Bella usually _____________ her homework carefully.
A. do
B. does
C. did
D. doing
