[ Gerund ]
Don’t spend a lot of time_______about details yet.
A. to think
B. thinking
C. to be thinking
D. think

Random Topics:
Grammar - Capitalization and Possessive NounsPhrasal VerbsAdjectives, Adverbs, and PrepositionsTransition WordsInfinitives or GerundsRelative Clauses beginning with PrepositionsModal and Modal PerfectTenses UsageSentence Structure and Verb TensesModals, Phrasal Verbs, Gerunds and InfinitivesOther quiz:
Grammar › ViewI will be __________ to London next month.
A. travelling
B. travel
C. traveller
Vocabulary › View
What does the word awkward mean
A. angry
B. clumsy
C. helpless
D. uptight