There are 51 students in Class Three, _____ failed in the test．
| A．all of which | B．all of them | C．none of whom | D．none of them |
Don’t touch your eyes, nose and mouth, because they aren’t covered by skin and can _______ the virus more easily.
| A．take up | B．pick up | C．make up | D．set up |
A truly rich man is a person _______ children run into his arms when his hands are empty.
| A．whose | B．that | C．whom | D．who |
Childhood memories _______ the new gardener that she has a little nature knowledge after all.
| A．suggest | B．remind | C．command | D．demand |
Greenland is _______ huge island that is mostly covered with_______ thick ice sheet.
| A．the; / | B．a; the | C．a; a | D．the; a |
— Do you want tea or coffee?
— _______ Whichever one you’re making.
| A．I’d like to. | B．I’m afraid not. | C．All right. | D．I don’t mind. |