She asked, “How many planets are there in the solar system, Dad?” She asked her dad how many ____________________ in the solar system. (THERE)Đoạn văn35/70She asked, “How many planets are there in the solar system, Dad?” She asked her dad how many __________ in the solar system. (THERE)Click vào chỗ trống để nhập đáp án. Nhấn Enter để xác nhận, Esc để hủy.Giải thíchplanets there were