[ Grammar ]
By 2020 I think we will ____________ a settlement on Mars
A. Built
B. Have built
C. Have been building
D. Be built
Select your answer:

Random Topics:
PronounComparatives, Superlatives, and ModalsConditional SentencesRoot WordGerund vs InfinitiveModals and TensesAdjectives and AdverbsPresent Perfect Tense and Simple Past TenseArticles and PronounsSimple Past TenseOther quiz:
Future Tense › ViewI’m sure we ___ your bag soon. Where did you last see it?
A. is finding
B. will find
C. found
D. has found
Grammar › View
… to the football match on Sunday?
A. Are you going
B. Do you go
C. Will you be
