[ Grammar ]
Every part of the world _____ by now.
A. Was explored
B. Were explored
C. Are explored
D. Has been explored

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Verb Tenses › View_________ (you / climb) up the mountain when you (see) the snake?
A. Was you climb, saw
B. Was you climbing, saw
C. Were you climbing, saw
D. Were you climbing, seing
Grammar › View
________ is running.
A. He
B. She
C. His
D. Her
Correct the mistake
Listen! They play the trumpet.
_
A. plays
B. are playing
C. playing
D. is playing
Grammar › View
Which word is misspelled
A. absorbent
B. interfere
C. contiguos
D. barbaric