Differentiate between a modal and auxiliary verb.
A. Modal verbs are always followed by a main verb, while auxiliary verbs can stand alone.
B. Modal verbs are used for forming questions, while auxiliary verbs are used for making statements.
C. Modal verbs express necessity, possibility, or permission, while auxiliary verbs are used to form tenses and voice.
D. Modal verbs express past actions, while auxiliary verbs express future actions.

Random Topics:
Present Tense (Negatives and Questions)Grammar & VocabularyCan vs CouldModal AuxiliariesWould rather/ would prefer/ would likeModal Verb, Passive VoiceWould/would like - affirmative/negativeGerundFinite and Non-Finite VerbBecause / soOther quiz:
Grammar › ViewWhat time ______________ the bank open?
A. Is
B. Does
C. Was
Unreal Conditionals › View
____________________________ she would have purchased the book.
A. If she had money,
B. If she has had money,
C. If she had has money
D. If she had had money,
Tense,noun,preposition,quantity › ViewThe glasses cost ten baht ……. .
A. one
B. each
C. every
D. all
Conjunction › View
I know the answer __________ I can’t tell you.
A. unless
B. after
C. but
D. although
