Nhận biết (M1) Ferns and conifers __________ during the Triassic period (201 to 252 million years ago). These plants were well suited to the hot, dry climate of Pangaea, the sole landmass on Earth at the time.
Which choice completes the text so that it conforms to the conventions of Standard English?
Nhận biết (M1)
Ferns and conifers __________ during the Triassic period (201 to 252 million years ago). These plants were well suited to the hot, dry climate of Pangaea, the sole landmass on Earth at the time.
Which choice completes the text so that it conforms to the conventions of Standard English?
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