He was very busy yesterday；otherwise，he ______ to the meeting.
| A．would come | B．came | C．would have come | D．will come |
--- Why did Sarah cry just now?
--- She wanted a toy, _____ I can’t afford.
| A．it | B．one | C．that | D．what |
You’d better keep ______ when I take photos for you.
| A．silent | B．calm | C．still | D．mild |
I can’t afford _______ car.
| A．that expensive | B．a such expensive |
| C．a so expensive | D．that expensive a |
Along the either side of the street _______ two lines of trees.
| A．has | B．have | C．is | D．are |
______ interested us most was ______ he saw last night.
| A．It; what | B．What; what | C．What; how | D．It; how |