[ Grammar ]
Complete the sentences with the gerund or infinitive form of the verb in parentheses.
Sports psychology has become essential in _______________ a successful athlete. (develop)
A. to develop
B. developing

Random Topics:
Types of Sentence StructureRelative ClauseTenses and PronounsSimple Present & Present ProgressiveNoun Verb AgreementGrammar and Passive VoiceGrammar PhrasesVocabulary and ModalsAspect or tenses of VerbsVerbal PhrasesOther quiz:
Perfect Tenses › ViewWhich auxiliary verbs are used to form the future perfect tense?
A. is, are
B. was, were
C. will have, shall have
D. has, have
Modal Verbs › View
You ______ be 30! You look so much younger.
A. must
B. can
C. should
D. can’t
