I_______ my homework at nine o'clock last Sunday morning.
| A．am doing | B．was doing | C．do | D．did |
________ the parking regulations have become stricter, more people will use public transport and leave their cars at home.
| A．Now that | B．Even though |
| C．In case | D．In order that |
Kids don't learn their native language consciously, ________ they become fluent in it very fast.
| A．but | B．and |
| C．for | D．so |
He always keeps silent when others are talking excitedly, ________ inwardly he is a man full of passion.
| A．and | B．for |
| C．so | D．yet |
Provide your doctor with a detailed medical history ________ he can give you accurate treatment.
| A．even if | B．in case |
| C．so that | D．as though |
Crossing roads without taking traffic lights into consideration, ________ they are part of a crowd, has been labeled as the “Chinese style of crossing roads.”
| A．since | B．as if |
| C．though | D．so long as |