[ Grammar ]
We always need ____ where they came from and how they did it.
A. to remembering
B. to remember
C. remembering
D. for remembering

Random Topics:
Suffixes (ing-ed) SentencesActive and Passive Gerunds and InfinitivesTo Infinitive or GerundPresent and Future TensesComplex SentencesPossessive Adjective and PronounContinuous and Perfect TensesNounCompound SentencesTOEFLOther quiz:
Grammar › ViewChoose the word whose underlined part differs from that of the other three in pronunciation.
A. adopt
B. pollute
C. bottle
D. topic
Grammar › View
.. I still love you, __________ you treat me badly.
A. in spite of
B. even though
C. despite
Grammar › ViewThe ……………….students often play soccer and basketball.
A. energy
B. energetic
Synonyms and Vocabulary › View
We need to maximize our resources.
What is the closest meaning of the bolded word?
A. reduce
B. limit
C. minimize
D. optimize