对
错
If you try all kinds of jobs, not only will you find out what you want to do, but you will also ___________ up a surprising amount of useful information as you go along.A、pickB、equipmentC、drugD、director
点击查看答案
______ do Americans and the British speak the same language, ______they share a large number of social customs.A. Not only; but alsoB. Either, orC. Neither; norD. Both; and
有如下程序: include using namespace std; class Amount{ int amount有如下程序： #include＜iostream＞ using namespace std； class Amount{ int amount； public： Amount(int n=0):amount(n){} int getAmount()const{return amount;} Amount&operator9＝(Amount a){ amount+=a. amount； return______； } }; int main(){ Amount x(3),y(7)； x+＝y， cout＜＜x. getAmount()＜＜endl； return 0； }已知程序的运行结果是10，则下划线处缺失的表达式是A．* thisB．thisC．&amountD．amount
有下列程序:includeUsing namespace std;Class Amount{ int amount;public; Amount(i有下列程序： #include＜iostream＞ Using namespace std; Class Amount{ int amount; public; Amount(int n=O):amount(n){} Int getAmount()const{return amount;} Amount &operator+=(AmountA) {A．*thisB．thisC．&amountD．amount
When the fuel oil is burning in the combustion chamber, it _____.A.gives up large amount of heatB.gives off large amount of heatC.gives up large amount of steamD.gives off large amount of steam
We can infer from Dr Myers and Dr. Worm’s paper thatA. the stock of large predators in some old fisheries has reduced by 90%. B. there are only half as many fisheries as there were 15 years ago. C. the catch sizes in new fisheries are only 20% of the original amount. D. the number of larger predators dropped faster in new fisheries than in the old.
A vessel may exhibit lights other than those prescribed by the Rules as long as the additional lights ______.A.are not the same color as either side lightB.have a lesser range of visibility than the prescribed lightsC.do not impair the visibility or distinctive character of the prescribed lightsD.All of the above
