At the age of 29, Dave was a worker,______in a small apartment near Boston and _______what to do about his future.
| A．living;wondering | B．lived;wondering | C．lived;wondered | D．living;wondered |
It is recently reported that quite a number of applications ________ from Apple’s official APP. Store are not safe to use.
| A．downloading | B．downloaded |
| C．having downloaded | D．to be downloaded |
Pointing to a small village at the foot of the mountain, he told us that was ________ he was born and brought up.
| A．what | B．in which | C．how | D．where |
The discovery was made in the 1950s, while the ________ of it was not recognized until half a century later.
| A．sacrifice | B．difference |
| C．significance | D．insurance |
Many of us would agree that improving the countryside through technology has great potentials ______ food development in China.
| A．in terms of | B．regardless of |
| C．in spite of | D．on account of |
It may not work out that one living in an English-speaking country will acquire the language ________.
| A．effectively | B．fluently |
| C．automatically | D．severely |