____, he does not know the answer.
Can you make sure _____?A will he come here today B. when will he come here todayC. that he will come here today . D. whether will he come here today
When I returned to my hometown ten years later, I found it changed so much that I could hardly _____ it.
When we learn English, a large _____ is needed.
The General White_____ his army to attack the enemy secretly.
Nobody knows the man killed in the accident, so it is difficult for the police to find out his _____.