— Thanks for the lift. I do appreciate it.
— ________.
| A．No problem | B．With pleasure | C．Not necessary | D．A piece of cake |
Left ____ in the reading room alone quite by accident, the boy felt nervous.
| A．locking | B．having locked |
| C．to lock | D．locked |
I _____ to my cousin’s birthday party last night, but I was not available.
| A．went | B．had gone |
| C．would have gone | D．would go |
It was a pity that the policeman failed to find such a person ____ had been
described by the witness.
| A．that | B．what | C．as | D．which |
Focused on, in my opinion, ____ your heart asks you to do, you will realize your dream one day.
A. that B what C. which D. how
---- Mary, correct the mistakes in your homework, will you?
---- _____.
| A．I don’t know | B．If any |
| C．Thank you | D．Go ahead |