I never forget the day _____ we worked together and the day ____ we spent together.
A when, which B which, when C what, that D on which; when
In the past, officials have criticized American intelligence services, __________ they relied too heavily on technology.
| A．to say | B．saying | C．said | D．say |
We were reading _______ the lights were out.
| A．as | B．when | C．while | D．until |
Henry must have stayed up last night, ________ he looks so tired and sleepy.
| A．for | B．as | C．though | D．since |
It was __________ I went fishing in the open air yesterday.
| A．such a nice weather | B．so nice weather that |
| C．such nice weather that | D．a nice weather so that |
The Dragon Boat Festival______on the fifth day of the fifth month of the lunar year.
| A．falls | B．gets | C．bexomes | D．turns |