--Chang’e 4 landed on the far side of the moon___________ on January 3, 2019. --Wow! This day should be remembered.
(A) completely
(B) suddenly
(C) successfully
(D) strongly
The Correct Answer
_________ many times, but he still couldn't understand it.
（A）Having been told （B） Having told （C） He had been told （D） Though he had been told
Correct Answer: C
The editor-in-chief asked me to write another article for them, ________ about how to prevent bird flu.
（A）that （B） one （C） it （D） what
Correct Answer: B
In a sports team each player has a clear role, and there are few occasions _______ members are confused or uncertain of their roles.
（A）which （B） when （C） that （D） how
Correct Answer: B