.—Shall I begin the lecture?
－I’m afraid we have to wait for a while. John is coming with a microphone.
－_________.I can do without the microphone.
| A．I’m sorry | B．Excuse me | C．I beg your pardon | D．Never mind |
The ‘how-to’ book can be of use to wants to do the job.
| A．who | B．wha t |
C．whoever | D．whatever |
. ______ we are sure about is the need to prevent children from being spoiled.
| A．What | B．Which | C．Whether | D．That |
. I was wondering what it is _____ has made her so popular with her workmates.
| A．that | B．which | C．how | D．who |
She ______his number in the phone book to check that she had got it right.
| A．looked up | B．looked after | C．picked out | D．picked up |
Food safety is _____ important, so the government spares no efforts to prevent food pollution.
| A．highly | B．eventually | C．gradually | D．easily |