The woman ______ is giving a lecture today is my sister

1. The woman ______ is giving a lecture today is my sister.

A. whom​​​   B. which​​   C. when   ​​D. who

2. ______ is all I researched last year and ______ is all I found this year.

A. this-that​​​  B. those-these​​​  C. that-this​​  D. this-these

3. ______ who leaves the office will eventually have to pay attention to turn off all electronic devices in the room such as air conditioning, lights, etc.

A. anyone​​​  B. people​​  C. person​​  D. human

4. Sometimes children __________ parents are both working have to look after __________.

A. whose/ themselves​              B. whom/them​                C. who/them​​                             D. who/themselves

5.

A. She wanted he go to the post office with her.

B. She wanted him to go to the post office with her.

C. She wanted he to go to the post office with she.

D. She wanted him to go to the post office with she.

6.

A. Tell the secret to he and I.​                                           ​​B. Tell the secret to him and I.

C. Tell the secret to me and he.​​​                                       D. Tell the secret to him and me.

7.

A. The man to who I gave the money has disappeared.

B. The man whom I saw didn’t leave any message.

C. The man when I saw didn’t leave any message.

D. The man whose I saw didn’t leave any message.

8.

A. From who did you get that impression?​

B. From whom did you get that impression?

C. To who do you wish to send these roses, sir?

D. To whose do you wish to send these roses, sir?

9.

A. He was late for work more often than me.

B. Him was late for work more often than me.

C. No one knows as much as him about local politics.

D. No one knows as much as he about local politics.