Obviously, he _____ a bad cold. He coughs all the time.
| A．has | B．is having | C．will have | D．was |
According to a new study by a British’s university, learning ________ second language can lead to ________ increase in your brain power.
| A．a; the | B．不填; the | C．a; an | D．the; an |
She spent four weeks which she could afford _______ around the country, promoting her new album.
| A．to tour | B．toured | C．touring | D．having toured |
It is said that people are________ likely to tell lies over the phone as they are in emails.
| A．as twice | B．twice as | C．twice more | D．twice than |
His suggestion made me angry, but _______.
| A．making others happy | B．to make others happy |
| C．others happy | D．with others happy |
Generally speaking, my grandmother is nice and kind, but she _______ be very
stubborn at times.
| A．should | B．shall | C．must | D．can |