[ Grammar ]
Choose the correct form of ‘be’ in the following sentence: “I ___ happy to help you with your project.”
A. am
B. is
C. are
D. be

Random Topics:
Coordinating ConjunctionsConditional and Mix Conditional SentencePresent Continuous TenseSimple Present and Present ContinuousWish, Unless, If sentenceSentencesAdverb PhrasesGrammar RulesConditional ClauseTransitional Phrases and ConjunctionsOther quiz:
Future Tenses › ViewIdentify the correct structure for the future perfect continuous tense.
A. Subject + will + have + been + verb -ing
B. Subject + will + be + verb -ing
C. Subject + have + been + verb -ing
D. Subject + will + have + past participle
Grammar › View
Electron storage rings ___ in investigations of the structure of materials.
A. They are used
B. That are used
C. Used
D. Are used