In our city the street lights turn on .
| A．at the night |
| B．at the dusk |
| C．at dusk |
| D．at midnight |
I shall never forget the day ________ Shen Zhou V was launched, ________ has a great effect on my life.
| A．when, which | B．that, which | C．which, that | D．when, that |
________ is known to everybody, Taiwan is a part of China. We must unify it.
| A．It | B．As | C．Which | D．What |
October 15 th is my birthday, ________ I will never forget.
| A．when | B．that | C．what | D．which |
We won’t give up ______________we should fail ten times.
| A．even if | B．since | C．whether | D．until |
___________, Mother will wait for him to have dinner together.
| A．However late is he | B．However he is late |
| C．However is he late | D．However late he is |