[ Grammar ]
You have to be diligent ____ you will lag behind.
A. or
B. and
C. but
D. unless

Random Topics:
Active & Passive VoiceRoot WordSecond ConditionalBe going to / WillGrammar - PunctuationModal VerbsGive, do and makeModals for DeductionPreposition on TimeQuestion WordsOther quiz:
Auxiliary Verbs › ViewYou and I ___ best friends forever!
A. am
B. are
C. have
D. will
Passive Voice › View
The same movie ______ many times by me on TV this month. I’m really tired of
it.
A. (A) has watched
B. (B) has been watched
C. (C) was watched
D. (D) watched
He ___ to work by bus yesterday.
A. goes
B. gone
C. went
Future Tense › View
A: What are your plans for the weekend?
B: I ____ my Maths project.
A. will do
B. ‘m doing
C. am going to do
D. will be do
