Helen is much more kind to her youngest child than to the others,___________ of course, make the others unhappy.
| A．who | B．which | C．she | D．that |
If Jack doesn’t come home as usual, his parents will feel ________ about him
| A． concerned | B． interested | C． tired | D． used |
Try to ______ the children down. They’re too excited.
| A．put | B．calm | C． pull | D．push |
－Do you know our town at all?
－No, this is the first time I ________ here．
| A．was | B．am coming | C．came | D．have come |
It wasn’t until nearly a month later ________ I received the manager’s reply．
| A．since | B．when | C．as | D．that |
Someone is ringing the doorbell．Go and see ________
| A．who is he | B．who he is | C．who is it | D．who it is |