Topics: Gerunds And Infinitives
One of the biggest worries of our time is how …… the earth’s resources …… .
A. meking / lasting
B. make / to last
C. to make / last
D. to have made / lasted
E. having made / to last
Select your answer:

Random Topics:
Nouns, Pronouns, Antecedents, and Singular and PluralConjunctions in Complex SentencesClauses of ReasonNoun, Verb, AdjectiveDescriptionsPast Simple TenseIrregular Plural NounsDependent PrepositionsConditional Sentence Type 3Adverbs & to beOther quiz:
Verb Tenses › ViewThe birds (sing) when the sun rose.
A. sings
B. sang
C. singing
D. singed
Modal Verbs › View
If you want to learn to speak English very well, you ______________ work hard.
A. could
B. must
