[ Mixed General Quiz ]
In the past fifty years, Vietnam ___ fought wars against France, China and the United States.
a. have
b. had
c. did
d. has

Random Topics:
Past Simple TenseAsking for and Giving OpinionPresent Simple x Present ContinuousPresent/Past/Future Continuous TenseDeterminers & QuantifiersMust / must notQuantifiers and ArticlesDeterminersVocabulary and DefinitionsPrepositions of Time, Place, and MovementOther quiz:
Question Tag › ViewShe will never help,
A. Won’t she?
B. Will she?
C. Would she?
Grammar › View
I won’t go in the water … in first.
A. before you’ll jump
B. unless you jump
C. once you are jumping
D. until you jumped
Mixed General Quiz › ViewThe largest salt lake in North America is in Utah and is ___ the Great Salt Lake.
a. calling
b. called
c. calls
Tenses › View
Identify the tense in the following sentence:
We will have completed the worksheet and its answers.
A. Future Perfect
B. Past Perfect
C. Present Continuous
D. Present Perfect Continuous
