[ 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

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Tenses - Irregular VerbsBasic GrammarLinking WordsInterrogative Pronouns & AdverbsTOEIC GrammarSimple Past/Past ProgressiveTenses and StructurePast Simple (to be)Adverb ClauseFuture PlansOther quiz:
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