. “Do you need any help with those heavy bags？” “No, thanks; _____.”
| A．Never mind | B．All right | C．I can manage | D．You are welcome |
I haven’t decided _____ hotel to stay at.
| A．which | B．what | C．at which | D．where |
. The thief had himself _____ by the police when he was trying to break into the hotel.
| A．to spot | B．to be spotted | C．spotted | D．being spotted |
The reason was _____ I was busy with my work at that time.
| A．why | B．because of | C．that | D．what |
. The problem is _____ will go.
| A．that | B．when | C．who | D．whoever |
He misunderstood _____ I said.
| A．that | B．when | C．where | D．what |