[ Grammar ]
You—— across the desert in a week but you—— sure that you will have reached the end of the region until a week finishes for it may be dangerous.
A. can walk/ must make
B. may walk / may take
C. could have walked / can make
D. have to walk / must have made
E. should walk/ could walk

Random Topics:
Tenses - Irregular VerbsBasic GrammarLinking WordsInterrogative Pronouns & AdverbsTOEIC GrammarSimple Past/Past ProgressiveTenses and StructurePast Simple (to be)Adverb ClauseFuture PlansOther quiz:
Grammar › ViewEither the students or their teacher _____ decided on the color of the new bulletin board.
A. has
B. have
Prepositions › View
Try to get the photograph………….. focus this time.
A. in
B. on
C. at
D. by
Prepositions of Time › ViewOur family enjoys spending time together __ the evening.
A. in
B. on
C. at
D. of
Past Simple › View
When I was 5, I ________ vanilla ice cream
A. liked
B. look
C. like
