[ Grammar ]
The best time _________ the Flag Tower of Ha Noi is during the evening when it lights up.
A. visiting
B. visited
C. to visit
D. to be visited

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Grammar: wishes and regretsIf/Unless - Conditional type 1Gerund, Participle, Infinitive, or AppositiveTenses and Passive VoicePresent Perfect or Past Simple TensePast Simple & Past PerfectSubordinating and Coordinating ConjunctionsInfinitive GerundThe First Conditional (if/unless)Grammar - TOEICOther quiz:
Modal Verbs › ViewShe ____ be the new manager; she has a lot of experience.
A. can
B. might
C. must
D. would
Grammar › View
Congress has attempted ______ many occasions ______ alter the Electoral College.
A. with, for
B. on, to
C. for, to
Subject Verb Agreement › ViewWhich verb form should be used with the plural subject “They”?
A. is
B. was
C. am
D. were
Modal Verbs › View
Lily has an important exam tomorrow, and she realizes that she needs to study hard to pass.
What is the correct modal verb to express a strong necessity for her to study?
A. must
B. should
C. could
D. might
