THE CHILDREN SAW THE ACTUAL SPACECRAFT...LANDED ON THE MOON.A. WHO B...

4. - KIEM TRA 15 PHUT SO 2 TIENG ANH 10
KIEM TRA 15 PHUT SO 2 TIENG ANH 10
4.The children saw the actual spacecraft...landed on the moon.a. who b. that c. it d. whom