. Apply future perfect tense: By the end of this month, they (to finish) the project.
A. By the end of this month, they will finish the project.
B. By the end of this month, they have finished the project.
C. By the end of this month, they finished the project.
D. By the end of this month, they will have finished the project.

Random Topics:
Grammar : can, could and be able toWould/would like - affirmative/negativeTOEFL GrammarAuxiliary Verbs (be, do, have)Present Perfect and Present Perfect ContinuousModal Verbs and ConditionalsSentence Structure and Grammar RulesKinds of SentencesAdverbs of Frequency & Simple Present TensePresent Simple and Present Continuous TenseOther quiz:
Modal Verbs and Contrastive Conjunctions › ViewWhich sentence correctly combines a modal verb and a contrastive conjunction?
A. We must leave for the airport early to catch our flight, yet we might still miss it due to traffic.
B. He might attend the concert tonight, but he must finish his assignment first.
C. She should go to the gym regularly, or she might not see any progress in her fitness goals.
D. They could go to the concert this weekend, yet they could also go to the theater instead.
Grammar › View
_____ are my cats.
A. this
B. those
Grammar › ViewComplete the sentences with the gerund or infinitive form of the verb in parentheses.
My overall aim this year is _______________ my general level of fitness. (improve)
A. to improve
B. improving
Grammar › View
The girls had (her, their) assignment completed.
A. her
B. their
