When the reached the top of the hill ,they _______________ so they had to stop for a rest.
A.held their breath | B.out of breath | C.lost their breath | D.breathed deeply |
"We must keep a secret of the things _______ here", the general said, _______ at the man in charge of the information office.
A.discussed, stared seriously | B.being discussed, seriously staring |
C.to be discussed, seriously stared | D.discussed, stared |
.China is one of the largest countries in the world, _______ 9.6 million square (平方) kilometers.
A.to cover | B.covered | C.covers | D.covering |
The old sick lady entered the hospital, ______ her two sons.
A.to support | B.supporting | C.supported by | D.having supported |
_______ many times, he still couldn't understand.
A.Having been told | B.Having told | C.He having been told | D.telling |
Many things _______ impossible in the past are very common today.
A.consider | B.considering | C.considered | D.be considered |