Present TensesPresent SimplePresent ContinuousPresent PerfectPresent Perfect Continuous
Past TensesPast SimplePast ContinuousPast PerfectPast Perfect ContinuousPast Tenses AdvancedWhen vs WhileUsed to
Future TensesFuture SimpleFuture ContinuousFuture Perfect
Fill GapsForm SentencesForm Negative Sentences
Future Perfect ContinuousFuture TensesGoing ToGoing To vs Will
Grammar TestsAction VerbsAuxiliary VerbsContractionsDo and MakeSay and TellPhrasal VerbsModal VerbsAdverbs of FrequencyQuestion TagsEcho QuestionsReported Speech
ConditionalsZero ConditionalFirst ConditionalSecond ConditionalFirst or Second Conditional Third ConditionalMixed Conditionals
Tense Versus TensePresent Simple vs Present ContinuousPast Simple vs Present PerfectPast Continuous vs Past SimplePast Perfect vs Past SimplePresent Perfect vs Present Perfect ContinuousWill vs Going ToWill vs Going To For Predictions Future Perfect vs Future Perfect ContinuousMixed TensesTenses Advanced
VerbInversionVerb: To BeIrregular Verbs
Passive VoicePresent Simple PassiveContinuous Tenses PassivePast Simple PassivePerfect Tenses PassiveFuture Simple PassivePassive SummaryGoing to PassiveSay, Believe, SupposeGet + Participle
TestsFuture Perfect

Form Negative Sentences

Write negative sentences.

Example: People will have landed on Mars by the end of the next decade.

                 No, they won't have landed on Mars by the end of the next decade.

Do you need help?

1. Engineers will have constructed flying bikes by 2040.
No, they
flying bikes until the end of this century.
2. The Earth temperature will have risen by 3 degrees by the end of this decade.
No, the Earth temperature
by 3 degrees by the end of this decade.
3. The European Union will have taken in Switzerland by 2025.
No, the European Union
Switzerland until 2030.
4. The Greenland ice sheet will have melted by the ond of 2050.
No, the Greenland ice sheet
until 2100.
5. Paris will have had 20 underground lines built by 2023.
No, Paris
20 underground lines built until 2030.
6. Scientists will have discovered the cure for excess weight by 2028.
No, they
the cure for excess weight until the end of this century.
Submit
Present TensesPresent SimplePresent ContinuousPresent PerfectPresent Perfect Continuous
Past TensesPast SimplePast ContinuousPast PerfectPast Perfect ContinuousPast Tenses AdvancedWhen vs WhileUsed to
Future TensesFuture SimpleFuture ContinuousFuture Perfect
Fill GapsForm SentencesForm Negative Sentences
Future Perfect ContinuousFuture TensesGoing ToGoing To vs Will
Grammar TestsAction VerbsAuxiliary VerbsContractionsDo and MakeSay and TellPhrasal VerbsModal VerbsAdverbs of FrequencyQuestion TagsEcho QuestionsReported Speech
ConditionalsZero ConditionalFirst ConditionalSecond ConditionalFirst or Second Conditional Third ConditionalMixed Conditionals
Tense Versus TensePresent Simple vs Present ContinuousPast Simple vs Present PerfectPast Continuous vs Past SimplePast Perfect vs Past SimplePresent Perfect vs Present Perfect ContinuousWill vs Going ToWill vs Going To For Predictions Future Perfect vs Future Perfect ContinuousMixed TensesTenses Advanced
VerbInversionVerb: To BeIrregular Verbs
Passive VoicePresent Simple PassiveContinuous Tenses PassivePast Simple PassivePerfect Tenses PassiveFuture Simple PassivePassive SummaryGoing to PassiveSay, Believe, SupposeGet + Participle